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This playful, upbeat, birthday-themed design features the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the text having a diagonal dark pink and light pink stripes pattern. Bursting celebratory fireworks-inspired shapes are found above and below the message. This might be fun to use when celebrating the birthday of someone who is turning eighty-one years old. [~12]

The front of this opulent, elegant, foil eighty-first birthday celebration/party invitation design features the message “81st Birthday Celebration” in luxurious script-style text. It also has a personalized name. The background of the front is colored black by default (although it can be customized to a different color). The back features personalized details about the event, such as the date, time, location, and any other information that may be relevant. Luxurious, fancy, personalized invitations like these might be used to invite guests to a birthday celebration being held in celebration of somebody’s 81st birthday.

This upbeat and bold birthday themed greeting card design features a big number “81“ having a colorful rainbow spectrum inspired gradient pattern, along with the message “Happy 81st Birthday,”, and an editable recipient name. The inside has a personalized birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A cheerful, personalized birthday greeting card like this might be used to celebrate somebody’s eighty-first birthday.

This guest book design features the ordinal number "81st" with a faux/imitation gold-like appearance. It also features a personalized name, and a rustic faux wood look background. It could be used at a party for somebody celebrating their eighty first birthday.

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This fun, cheerful, and colorful birthday sticker design features a large number "81" and the message "HAPPY BIRTHDAY,", both having a rainbow spectrum gradient inspired pattern coloring, along with a bold yellow editable name. The background is colored black. Fun birthday themed stickers like this may be used when wrapping a gift or present being given to somebody who is celebrating their eighty first birthday, or perhaps might be handed out to the guests at a birthday party.

This fun and exciting birthday themed wrapping paper design features a large number “81” having a colorful rainbow spectrum inspired gradient pattern. It also features the message “HAPPY 81st BIRTHDAY,”, and a personalized recipient name. The background also features a vibrant multicolored rainbow spectrum inspired gradient pattern. Birthday themed wrapping paper like this might be used when giving a gift or present in celebration of somebody’s eighty first birthday.

This simple and elegant birthday party invitation design features a personalized message like "NameHere’s 81st Birthday" (with the "81st" having a faux/imitation gold-like coloring look) within a purple-colored square area featuring a simple border outline. The name is in an elegant white-colored script-like text, and can be customized. The back features personalized invitation details. A birthday party invitation like this could perhaps be used when inviting people to a birthday party being held for somebody who is celebrating their eighty first birthday.

This simple and elegant birthday party invitation design features a personalized message like "Name-Here’s 81st Birthday" (with the "81st" having a faux/imitation gold-like coloring look) within a green-colored square area featuring a simple border outline. The name is in an elegant white-colored script-like text, and can be personalized. The back features personalized invitation details. A birthday party invitation like this could perhaps be used when inviting people to a birthday party being held for somebody who is celebrating their eighty first birthday.

The front of this bold and upbeat birthday themed greeting card design features the number “81“ with a vibrant rainbow spectrum inspired gradient pattern, along with the message “HAPPY 81st BIRTHDAY,” and a personalized name, on a pattern inspired by bursting multicolored fireworks. Near the top and the bottom of the front are images that can be customized, perhaps with photos of the recipient’s family and friends. The inside has a customizable birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A cheerful, customized birthday greeting card like this might be a fun way to deliver birthday greetings to somebody who is celebrating their eighty-first birthday. (Photography © Storytree Studios, Stanford, CA.)

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This playful, upbeat, birthday-themed design features the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the text having a diagonal dark pink and light pink stripes pattern. Bursting celebratory fireworks-inspired shapes are found above and below the message. This might be fun to use when celebrating the birthday of someone who is turning eighty-one years old. [~12]

This joyful, vibrant, birthday themed design features the message “HAPPY 81st BIRTHDAY!”, with the letters and digits having a lively, bold, rainbow spectrum inspired gradient coloring pattern. [~1]

This fun birthday-themed sticker design features a message like "HAPPY 81st BIRTHDAY, NAME-HERE!", where the name can be personalized. The background features a representation of a brick wall consisting of some reddish-brown colored bricks. The customizable message text features colors like blue, yellow, and green, and it has an appearance inspired by that of painted graffiti. Stickers like these could perhaps be given as a birthday gift, or perhaps be used as decorations at a birthday party for somebody who is celebrating their eighty first birthday.

This joyful, vibrant, birthday themed design features the message “HAPPY 81st BIRTHDAY!”, with the letters and digits having a lively, bold, rainbow spectrum inspired gradient coloring pattern. [~1]

This vintage appearance Roaring Twenties style inspired birthday-themed wrapping paper design features a large art deco appearance inspired number "81", the message "Happy 81st Birthday,", an editable name, and a border pattern consisting of thin lines. Wrapping paper like this might be used when wrapping gifts being given to somebody in celebration of their 81st birthday.

This simple and elegant silver foil birthday card design features a message like "Happy 81st Birthday, Jennifer!" on the front. The name ("Jennifer") can be changed to personalize the card. The inside features a customizable message like "May your 81st birthday be a happy and joyful one!". It could be given to somebody who is celebrating their eighty first birthday.

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

The front of this exciting and cheerful birthday-themed greeting card design features a large number “81” with a rainbow spectrum inspired gradient pattern, along with the message “HAPPY 81st BIRTHDAY,”, and a personalized name. The background on the front also has a vibrant multicolored rainbow spectrum gradient pattern. The inside has a personalized birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A loving, customizable birthday greeting card like this might be used to acknowledge somebody’s eighty-first birthday.

This vintage look and 1920s/1930s style inspired birthday paper cup design features a large art deco inspired look number “81”, plus the birthday greeting message “Happy 81st Birthday,” and a customizable name. It also has a black-colored background. Paper cups like this might be used when celebrating somebody’s 81st birthday.

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This simple and elegant paper napkin design features a message like "FirstName’s 81st Birthday" (with the "81st" having a faux gold-like coloring) within a brown-colored square area featuring a simple border outline. The name is in a white-colored script-like text, and can be customized. Napkins like these could perhaps be used at a birthday party for somebody who is celebrating their eighty first birthday.

This eye-catching birthday-themed design features the birthday greeting message “YOU ARE NOW 81 YEARS OLD!”, with the message text and the background having upbeat spectrum gradient patterns inspired by the colors of rainbows. [~5]

This energetic, bold, birthday themed design features the greeting message “YOU’RE NOW 81 YEARS OLD!” near the top, and the message “HAPPY 81st BIRTHDAY!” near the bottom. The text has an upbeat, multicolored gradient pattern inspired by the colors of the rainbow spectrum. Bursting celebratory fireworks-inspired shapes are found between the messages. This might be a fun way to send a birthday greeting message to someone who is turning eighty-one years old. [~11]

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This 81st birthday party shirt design features the message "HAPPY 81st BIRTHDAY,", along with a personalized name. The message and digits have an art deco inspired look, reminiscent of the 1920s or 1930s. Shirts like this might be worn by the attendees at a party being held to celebrate the birthday of somebody who is turning 81 years old.

This energetic, bold, birthday themed design features the greeting message “YOU’RE NOW 81 YEARS OLD!” near the top, and the message “HAPPY 81st BIRTHDAY!” near the bottom. The text has an upbeat, multicolored gradient pattern inspired by the colors of the rainbow spectrum. Bursting celebratory fireworks-inspired shapes are found between the messages. This might be a fun way to send a birthday greeting message to someone who is turning eighty-one years old. [~11]

This elegant Roaring Twenties era inspired art deco look birthday wrapping paper design features the message “HAPPY 81ST BIRTHDAY,”, along with a customizable recipient name. The number “81st” has a fancy lined styling, and there is also a multi-line border around the birthday greeting message. Stylish birthday themed wrapping paper like this might be a fun way to wrap a gift or present being given to celebrate somebody’s eighty-first birthday.

The front of this elaborate and lavish birthday-themed foil greeting card design features the message “Happy 81st Birthday,” in formal script style text. The inside has a custom birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. An opulent, customized birthday greeting card like this might be a respectable way to deliver a birthday greeting message to somebody who is celebrating their eighty-first birthday.

The front of this joyful and cheerful birthday themed greeting card design features a depiction of a three-tier birthday cake having numeral-shaped candles on top showing the number “81“, along with the message “HAPPY 81ST BIRTHDAY,”, and a personalized recipient name. The inside features a customizable birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. An upbeat, customizable birthday greeting card like this might be sent in celebration of somebody’s eighty-first birthday.

This bold and vibrant birthday jigsaw puzzle design features a large number “81” having a multicolored rainbow spectrum inspired gradient pattern. It also features the message “HAPPY 81st BIRTHDAY,”, and a personalized recipient name. The background has a fun pattern of musical symbols of various colors and sizes. A joyful, customized birthday puzzle like this might be a fun way to send birthday greetings to somebody who is celebrating their eighty-first birthday. These might be extra special if that person is a musician, a singer, a songwriter, a composer, or appreciates music.

This simple, personalized birthday postcard design features the message "HAPPY 81st BIRTHDAY", with the "81st" having a faux gold-like appearance. The front also features a customized name, and a black background. The back features a personalized birthday message, along with the customizable address of the birthday postcard recipient. It could be sent to somebody who is celebrating their eighty first birthday.

This exciting and cheerful birthday-themed wrapping paper design features a large number “81” having a colorful rainbow spectrum gradient inspired pattern. It also features the message “Happy 81st Birthday,”, and a custom name. The background features a vibrant and colorful bursting celebratory fireworks inspired pattern. Fun wrapping paper like this might be used when giving a gift or present in honor of somebody’s 81st birthday.

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This fun, colorful and whimsical birthday themed puzzle design features a warm birthday wish like "Have a Great 81st Birthday, First-Name!". The name can be personalized. The top and bottom feature vibrant, multicolored stripes. A puzzle like this could be a fun way to deliver birthday wishes to somebody who is celebrating their eighty first birthday.

This simple and elegant wrapping paper design features a personalized message like "FirstName’s 81st Birthday" (with the "81st" having a faux/imitation gold-like coloring look) within a rustic faux/imitation wood appearance square area featuring a simple border outline. The name is in an elegant white-colored script-like text, and can be customized. Wrapping paper like this could perhaps be used when wrapping birthday gifts for somebody who is celebrating their eighty first birthday.

This cheerful, fun, and colorful birthday-themed paper napkin design features a large number "81" and the message "HAPPY BIRTHDAY,", both having a rainbow spectrum gradient inspired pattern coloring, along with a bold yellow custom recipient name. The background is colored black. Birthday themed paper napkins like this might be used at a party celebrating somebody’s 81st birthday.

This fun wrapping paper design features the number "81" having a light pink and dark pink striped pattern, on a black colored background. Wrapping paper like this might be used when wrapping gifts or presents being given to celebrate somebody’s 81st birthday, or a couple’s 81st wedding anniversary, or some other eighty first event or milestone.

The front of this exciting, vibrant and eye-catching birthday-themed shirt design features a colorful pattern inspired by celebratory fireworks, along with the message "HAPPY 81ST BIRTHDAY" featuring a multicolored rainbow like gradient pattern, and a custom name colored yellow. A fun, happy shirt like this might be worn by the attendees at a birthday party being held to celebrate somebody’s 81st birthday.

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This nostalgic, geeky, birthday-themed design, inspired by the pixelated style of retro 8-bit era computer game graphics, has a large number “81” toward the top, along with the message “HAPPY 81ST BIRTHDAY!” toward the bottom. This might be a fun way to send a birthday greeting message to a video gamer who is turning eighty-one years old. [~9]

The front of this elaborate eighty-first birthday party foil announcement card design features the message “81st Birthday Celebration” in fancy script-style text. It also features a custom name. The back features personalized details about the event, such as the date, time, venue, and any other important information. Ornate, opulent, customizable invitations like these might be used to invite guests to a birthday party being held in celebration of somebody’s eighty-first birthday.

This birthday gift tag design features a message like "HAPPY 81st BIRTHDAY, FirstName!", where the name can be customized, and where the number "81st" has a faux/imitation gold-like color appearance. The front also features a blue colored background. The back features a "From:" line. Birthday gift tags like these could perhaps be used on gifts being given for somebody’s eighty first birthday.

This joyful, energetic, birthday themed design has a large number “81” near the top, and the message “Happy 81st Birthday!” near the bottom. The number and message both feature a playful, colorful, rainbow spectrum gradient pattern. A bursting celebratory fireworks inspired pattern is located behind the large number “81”. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~10]

This elaborate and elegant birthday-themed paper napkin design features a customizable name and the message “81st Birthday Party”. The large number “81st” and the words “Birthday Party” are in luxurious script-style text, and the background features an imitation/faux woodgrain-inspired pattern. Luxurious, fancy paper napkins like this might be useful at a birthday celebration/party being held in celebration of somebody’s eighty first birthday.

This simple birthday sticker design features a message like "YourName’s 81st Birthday!", with the "81st" having a faux/imitation gold-inspired color appearance, on a gray (grey) colored background. The name can be customized. Stickers like these could perhaps be a gift for somebody who is celebrating their eighty first birthday, or they could perhaps be used as decorations at a birthday party.

This cheerful and joyful birthday wrapping paper design features a cartoon-style depiction of a three-tier birthday cake having number-shaped candles on top showing the age “81“, along with the message “HAPPY 81ST BIRTHDAY,”, and an editable recipient name. The background features a multicolored pastel rainbow spectrum inspired gradient pattern. Fun wrapping paper like this might be used when giving a gift or present in honor of somebody’s 81st birthday.

This simple birthday sticker design features a message like "FirstName’s 81st Birthday!", with the "81st" having a faux/imitation gold-inspired color appearance, on a blue colored background. The name can be personalized. Stickers like these could perhaps be a gift for somebody who is celebrating their eighty first birthday, or they could perhaps be used as decorations at a birthday party.

The front of this fun, vibrant and exciting greeting card design features a colorful pattern inspired by celebratory fireworks, along with the message "HAPPY 81ST BIRTHDAY!" featuring a multicolored rainbow like gradient pattern, on a black colored background. The inside features a personalized greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A greeting card like this might be a happy, fun way of sending a greeting message to somebody who is celebrating their eighty first birthday.

The front of this respectable and elegant birthday-themed greeting card design features a large ordinal number "81st" having a faux/imitation gold inspired look, the message "HAPPY 81ST BIRTHDAY,", an editable recipient name, and a border pattern consisting of thin lines on a blue colored background. The inside features a custom birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. An editable birthday greeting card like this might be sent to celebrate somebody’s eighty-first birthday.

This simple birthday-themed greeting card design features a warm birthday wish like "HAPPY 81st BIRTHDAY, First-Name!" on the front, in bold text on a brown colored background. The birthday number has a faux/imitation gold-like coloring look. The name on the front can be customized. The inside features a birthday message that can be customized. A greeting card like this could be a fun way to deliver birthday wishes to somebody who is celebrating their eighty first birthday.

This geeky and fun shirt design features the message "81 YEARS OLD!", the birthday greeting message "Happy 81st Birthday,", and a customizable name. The upper age digits and text have a nerdy, green, pixelated, 8-bit graphics style look inspired by that of 1980s video games and 80s era computer games. The lower greeting message features a geeky, yellow, old-school digital computing inspired look. Shirts like this might be worn by the guests of a birthday party held in celebration of the 81st birthday of somebody who likes retro video gaming or computers.

This eye-catching birthday-themed design features the birthday greeting message “YOU ARE NOW 81 YEARS OLD!”, with the message text and the background having upbeat spectrum gradient patterns inspired by the colors of rainbows. [~5]

This bold, fun, birthday-themed design features a large number “81” near the top, and below it the birthday greeting message “HAPPY 81ST BIRTHDAY!”, with the letters and digits having a lively rainbow spectrum inspired gradient appearance pattern. This might be used when acknowledging the birthday of somebody who is turning eighty-one years old. [~7]

This fun birthday themed wrapping paper design features a large number "81", filled with a pattern of decorative star shapes having various sizes and colors. It also features the message "Happy 81st Birthday,", and a custom name. The background is colored black. Wrapping paper like this might be a fun way of wrapping a birthday present or gift being given to somebody who is celebrating their eighty first birthday.

This simple birthday sticker design features a message like "FirstName’s 81st Birthday!", with the "81st" having a faux/imitation gold-inspired color appearance, on a black colored background. The name can be customized. Stickers like these could perhaps be a gift for somebody who is celebrating their eighty first birthday, or they could perhaps be used as decorations at a birthday party.

This bold, fun, birthday-themed design features a large number “81” near the top, and below it the birthday greeting message “HAPPY 81ST BIRTHDAY!”, with the letters and digits having a lively rainbow spectrum inspired gradient appearance pattern. This might be used when acknowledging the birthday of somebody who is turning eighty-one years old. [~7]

The front of this vibrant, colorful, and fun birthday-themed greeting card design features a large number “81” having a rainbow spectrum gradient inspired pattern. It also features the message “Happy 81st Birthday,”, and a customizable recipient name. The front additionally has an exciting and colorful background pattern of music notes and symbols of various sizes. The inside features a customized birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A customizable birthday card like this might be a fun way to acknowledge somebody’s eighty first birthday.

This bold, fun, birthday-themed design features the message “HAPPY 81st BIRTHDAY!”, with the letters and digits having a pink and purple gradient coloring pattern. The background features a light pastel colors gradient pattern. [~2]

This bold, fun, birthday-themed design features a large number “81” near the top, and below it the birthday greeting message “HAPPY 81ST BIRTHDAY!”, with the letters and digits having a lively rainbow spectrum inspired gradient appearance pattern. This might be used when acknowledging the birthday of somebody who is turning eighty-one years old. [~7]

This ornate and elegant birthday-themed paper napkin design features a customizable name and the message “81st Birthday Party”. The large number “81st” has an imitation/faux gold-inspired coloring pattern, and the words “Birthday Party” are in luxurious script-style text. The background features an imitation/faux woodgrain-inspired pattern. Fancy, luxurious paper napkins like this might be useful at a birthday party/celebration being held in celebration of somebody’s eighty first birthday.

This joyful, energetic, birthday themed design has a large number “81” near the top, and the message “Happy 81st Birthday!” near the bottom. The number and message both feature a playful, colorful, rainbow spectrum gradient pattern. A bursting celebratory fireworks inspired pattern is located behind the large number “81”. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~10]

This joyful, vibrant, birthday themed design features the message “HAPPY 81st BIRTHDAY!”, with the letters and digits having a lively, bold, rainbow spectrum inspired gradient coloring pattern. [~1]

This playful, upbeat, birthday-themed design features the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the text having a diagonal dark pink and light pink stripes pattern. Bursting celebratory fireworks-inspired shapes are found above and below the message. This might be fun to use when celebrating the birthday of someone who is turning eighty-one years old. [~12]

This nostalgic, geeky, birthday-themed design, inspired by the pixelated style of retro 8-bit era computer game graphics, has a large number “81” toward the top, along with the message “HAPPY 81ST BIRTHDAY!” toward the bottom. This might be a fun way to send a birthday greeting message to a video gamer who is turning eighty-one years old. [~9]

This energetic, bold, birthday themed design features the greeting message “YOU’RE NOW 81 YEARS OLD!” near the top, and the message “HAPPY 81st BIRTHDAY!” near the bottom. The text has an upbeat, multicolored gradient pattern inspired by the colors of the rainbow spectrum. Bursting celebratory fireworks-inspired shapes are found between the messages. This might be a fun way to send a birthday greeting message to someone who is turning eighty-one years old. [~11]

This Roaring Twenties inspired and vintage look birthday themed paper cup design features a large art deco inspired look number “81”, plus the birthday greeting message “Happy 81st Birthday,” and a customizable name. The background is colored black. Birthday themed paper cups like this might be a fun way to celebrate somebody’s eighty first birthday.

This spooky and scary Hallowe'en birthday themed wrapping paper design features a large number "81", along with the message "HAPPY BIRTHDAY,", and a custom name. There are also depictions of a bat and a ghost on the front. Wrapping paper like this might be fun to use when wrapping presents that are being given to somebody who was born on October 31st (Halloween) and who is celebrating their eighty first birthday.

The front of this fun, vibrant birthday greeting card design features a colorful celebratory fireworks inspired pattern, along with the number "81" featuring a multicolored rainbow like gradient pattern, on a black colored background. The front also features a birthday greeting message, including a personalized recipient name. The inside features a custom birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A personalized birthday card like this might be a fun way to acknowledge somebody’s eighty-first birthday.

This festive Christmas-themed and birthday-themed design features the greeting message “HAVE A MERRY CHRISTMAS AND A HAPPY 81st BIRTHDAY!”, with the text and birthday number featuring a red, white, and green diagonal lines pattern. This might be fun to use when celebrating the birthday of somebody who is turning eighty-one years old, and whose birthday happens to fall on Christmas Day (December 25th). [~15]

This nostalgic, geeky, birthday-themed design, inspired by the pixelated style of retro 8-bit era computer game graphics, has a large number “81” toward the top, along with the message “HAPPY 81ST BIRTHDAY!” toward the bottom. This might be a fun way to send a birthday greeting message to a video gamer who is turning eighty-one years old. [~9]

The front of this fun and lively birthday party invitation postcard design features an editable name, an exciting bursting celebratory fireworks inspired pattern, and the message "81 YEARS OLD!" having a colorful rainbow spectrum inspired gradient pattern. The back features a customizable message that could include details about the birthday party, such as when it is happening and where it is being held. Invitation postcards like this might be sent to potential guests of a birthday party being held in celebration of somebody’s eighty first birthday.

This festive Christmas-themed and birthday-themed design features the greeting message “HAVE A MERRY CHRISTMAS AND A HAPPY 81st BIRTHDAY!”, with the text and birthday number featuring a red, white, and green diagonal lines pattern. This might be fun to use when celebrating the birthday of somebody who is turning eighty-one years old, and whose birthday happens to fall on Christmas Day (December 25th). [~15]

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This simple square button design features a message like "FirstName’s 81st Birthday!", with the "81st" having a faux/imitation gold-like coloring look, on a red colored background. The name can be customized. Buttons like these could perhaps be worn by guests at a birthday party for somebody who is celebrating their eighty first birthday, where the party is being held in a large area with lots of other people present (such as a city park or a theme park).

This stylish 1920s-1930s era inspired art deco style birthday themed square sticker design features the message “HAPPY 81ST BIRTHDAY,”, along with a customizable recipient name. The number “81ST” has a fancy geometric lined styling, and there is also a lined border around the birthday greeting message. Stickers like these might be distributed or used at a party held in celebration of somebody’s eighty-first birthday, or perhaps used when preparing gifts or invitations for such an event.

This wrapping paper design features a message like "First-Name’s 81st BIRTHDAY!", with the "81st" having a faux/imitation gold-like color appearance. The name can be customized, and the background is colored black. It could perhaps be used when wrapping gifts being given for somebody’s eighty first birthday.

This simple birthday sticker design features a message like "ANameHere’s 81st Birthday!", with the "81st" having a faux/imitation gold-inspired color appearance, on a brown colored background. The name can be customized. Stickers like these could perhaps be a gift for somebody who is celebrating their eighty first birthday, or they could perhaps be used as decorations at a birthday party.

This stylish, bold, birthday themed design features the message “HAPPY 81ST BIRTHDAY!”, with the letters and digits having a Roaring Twenties art deco inspired look. A triple-line border surrounds the white-colored number and message, and the background is colored black. [~3]

This stylish, elegant, and sophisticated birthday greeting card design features a large ordinal number “81st” having an imitation/faux gold-inspired gradient pattern, plus the birthday greeting message “Happy 81st Birthday,” and a custom name in a script-style font on the front. The background of the front is colored black. The inside has a customizable birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A sophisticated customizable birthday greeting card like this might be sent in celebration of somebody’s eighty-first birthday.

This puzzle design features the message "Happy 81st Birthday", with the "81st" having a faux gold-like appearance. It also features a customized name, and a black colored background. It could be given to somebody who is celebrating their eighty first birthday.

This cheerful and upbeat birthday jigsaw puzzle design features a big number “81“ having a multicolor rainbow spectrum inspired gradient pattern, along with the message “HAPPY 81st BIRTHDAY,” and an editable name, on a pattern inspired by bursting multicolored celebratory fireworks. The images near the top and bottom can be personalized. perhaps with photos of the recipient, and/or the recipient’s family and friends. A fun, customizable birthday jigsaw puzzle like this might be used to celebrate somebody’s eighty-first birthday. (Photography © Storytree Studios, Stanford, CA.)

This nostalgic, geeky, birthday-themed design, inspired by the pixelated style of retro 8-bit era computer game graphics, has a large number “81” toward the top, along with the message “HAPPY 81ST BIRTHDAY!” toward the bottom. This might be a fun way to send a birthday greeting message to a video gamer who is turning eighty-one years old. [~9]

This bold birthday themed design has the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the stencil-style birthday number having an attention-grabbing yellow and black diagonal stripes pattern. It is inspired by the warning signs that might be seen at a construction site, or perhaps in a factory or warehouse. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~13]

This simple birthday sticker design features a message like "FirstName’s 81st Birthday!", with the "81st" having a faux/imitation gold-inspired color appearance, on a red colored background. The name can be personalized. Stickers like these could perhaps be a gift for somebody who is celebrating their eighty first birthday, or they could perhaps be used as decorations at a birthday party.

One side of this simple and fun birthday-themed gift bag design has a large number "81" featuring a dark pink and light pink stripes pattern. The other side has the birthday greeting message "Happy 81st Birthday," and a customizable name, both in yellow colored text. The background is colored black. A gift bag like this might be used when wrapping presents or gifts being given in honor of somebody’s eighty first birthday.

This bold and upbeat birthday greeting card design features the number “81“ having a colorful rainbow spectrum inspired gradient pattern, along with the message “Happy 81st Birthday,”, and a custom recipient name. The inside has a customizable birthday greeting message, or could perhaps be cleared and left blank if a message is to be written by hand instead. A vibrant, customizable birthday greeting card like this might be given to celebrate somebody’s eighty-first birthday.

This energetic, bold, birthday themed design features the greeting message “YOU’RE NOW 81 YEARS OLD!” near the top, and the message “HAPPY 81st BIRTHDAY!” near the bottom. The text has an upbeat, multicolored gradient pattern inspired by the colors of the rainbow spectrum. Bursting celebratory fireworks-inspired shapes are found between the messages. This might be a fun way to send a birthday greeting message to someone who is turning eighty-one years old. [~11]

This energetic, bold, birthday themed design features the greeting message “YOU’RE NOW 81 YEARS OLD!” near the top, and the message “HAPPY 81st BIRTHDAY!” near the bottom. The text has an upbeat, multicolored gradient pattern inspired by the colors of the rainbow spectrum. Bursting celebratory fireworks-inspired shapes are found between the messages. This might be a fun way to send a birthday greeting message to someone who is turning eighty-one years old. [~11]

This cheerful and fun birthday themed paper cup design features a large number “81” with a rainbow spectrum gradient inspired pattern, along with the message “Happy 81st Birthday,”, and an editable name. The background features a multicolored pattern inspired by a field of stars. Vibrant, colorful paper cups like this might be fun to have at a birthday celebration/party being held to honor somebody’s eighty first birthday.

This joyful, energetic, birthday themed design has a large number “81” near the top, and the message “Happy 81st Birthday!” near the bottom. The number and message both feature a playful, colorful, rainbow spectrum gradient pattern. A bursting celebratory fireworks inspired pattern is located behind the large number “81”. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~10]

This simple square button design features a message like "Name-Here’s 81st Birthday!", with the "81st" having a faux/imitation gold-like coloring look, on a brown colored background. The name can be personalized. Buttons like these could perhaps be worn by guests at a birthday party for somebody who is celebrating their eighty first birthday, where the party is being held in a large area with lots of other people present (such as a city park or a theme park).

The front of this eye-catching, fun and exciting birthday-themed paper napkin design features a custom name, and the message "81ST BIRTHDAY!" with letters having a multicolored rainbow spectrum inspired gradient pattern, on a brick wall inspired pattern background. The style is inspired by that of graffiti or street art drawn on a wall. Fun paper napkins like this might be used at a birthday party for somebody who is celebrating their 81st birthday.

This playful, upbeat, birthday-themed design features the greeting message “HAVE A GREAT 81st BIRTHDAY!”, with the text having a diagonal dark pink and light pink stripes pattern. Bursting celebratory fireworks-inspired shapes are found above and below the message. This might be fun to use when celebrating the birthday of someone who is turning eighty-one years old. [~12]

This simple paper coaster design features a message like "FirstName’s 81st Birthday!", with the "81st" having a faux/imitation gold-like color appearance, on a background having a rustic faux wood look pattern. The name can be customized. Personalized paper coasters like these could perhaps be used at a birthday party for somebody who is celebrating their eighty first birthday.

This nostalgic, geeky, birthday-themed design, inspired by the pixelated style of retro 8-bit era computer game graphics, has a large number “81” toward the top, along with the message “HAPPY 81ST BIRTHDAY!” toward the bottom. This might be a fun way to send a birthday greeting message to a video gamer who is turning eighty-one years old. [~9]

This bold, silly, birthday-themed design has the message, “CAUTION! YOU’RE NOW 81 YEARS OLD” in stencil-style text in the middle, along with diagonal black-and-yellow hazard warning stripes at the top and bottom. This might be a fun way to send a birthday greeting message to somebody who is turning eighty-one years old. [~8]

This joyful, energetic, birthday themed design has a large number “81” near the top, and the message “Happy 81st Birthday!” near the bottom. The number and message both feature a playful, colorful, rainbow spectrum gradient pattern. A bursting celebratory fireworks inspired pattern is located behind the large number “81”. This might be a fun way to send a birthday greeting message to a relative or friend who is turning eighty-one years old. [~10]

This luxurious 1920s-1930s era inspired art deco style birthday paper napkin design features the message “HAPPY 81ST BIRTHDAY,”, plus an editable recipient name. The number “81ST” has a fancy geometric lined appearance, and there is also a lined border around the birthday greeting message. Stylish birthday themed paper napkins like these might be used at a party in celebration of somebody’s eighty-first birthday.

This elegant Roaring Twenties era inspired art deco look birthday-themed paper cup design features a customizable name, along with the message “81ST BIRTHDAY PARTY!”. The number “81ST” has a fancy geometric lined look. Stylish birthday themed paper cups like these might be used at a birthday party for somebody who is celebrating their eighty-first birthday, or some other 81st event.