Birthday Cards

148 products

The Onderkast Studio Getting Old Bingo Greeting Card highlights funny signs of aging, such as joints popping and loud phones, with a Free Happy B-Day! Space at the center.
Blank inside view of greeting card
$4.95
Getting Old Bingo Greeting Card
The Happy Bee-day! Greeting Card by Onderkast Studio features cute bee illustrations and swirly lines around the text on a white background, paired with a matching envelope for a premium touch.
The Happy Bee-day! Greeting Card by Onderkast Studio is shown open on a white background, revealing both inner pages—ideal for creating a personalized birthday message.
$4.95
Happy Bee-day! Greeting Card
The Smack That Ass Piñata Greeting Card by Onderkast Studio features a donkey-shaped piñata with Smack that ASS! And have a SMASHING birthday! on a white background, surrounded by confetti and candies.
The Smack That Ass Piñata Greeting Card by Onderkast Studio lies open on a white surface, with two blank pages ready for your personalized message or drawing.
$4.95
Smack That Ass Piñata Greeting Card
The Aged to Perfection Wine Greeting Card by Onderkast Studio features a wine glass with a lit candle, confetti accents, and the message: Aged to Perfection! Cheers to you on your birthday!.
The Onderkast Studio Aged to Perfection Wine Greeting Card is an open blank birthday card on a white surface, showing two empty white pages for your personalized message.
$4.95
Aged to Perfection Wine Greeting Card
The You’re Hard to Shop For Greeting Card by Onderkast Studio features colorful orange, pink, black, and blue text on a white background—perfect for thoughtful gift-giving.
The Youre Hard to Shop For Greeting Card by Onderkast Studio features a blank white interior, ideal for personalized messages and a premium gift-giving experience.
$4.95
You're Hard to Shop For Greeting Card
The Hot Diggity Dog Greeting Card by Onderkast Studio shows a cartoon dachshund in a hot dog bun with balloons and a party hat. Premium quality, vibrant HAPPY BIRTHDAY! text—ideal for fun birthday celebrations.
Blank inside view of greeting card
$4.95
Hot Diggity Dog Greeting Card
The Nothing But Smiles Greeting Card by Onderkast Studio features the message Hoping your birthday brings you nothing but smiles with yellow smiley faces and blue flowers on a beige background—a cheerful card for any celebration.
Blank inside view of greeting card
$4.95
Nothing But Smiles Greeting Card
The Hip Hip Replacement Greeting Card by Onderkast Studio features a cake with candles and sparklers, plus the message When your age exceeds the warranty period, HIP! HIP! Replacement!—a playful pick for aging humor.
The Hip Hip Replacement Greeting Card by Onderkast Studio is an open blank white card on a white background, showing both inner pages—ideal for adding your own aging humor or creating a unique, memorable birthday greeting.
$4.95
Hip Hip Replacement Greeting Card
The TS 1989 Wavy Die Cut Notecard by Onderkast Studio features a blonde woman in white sunglasses and a “1989” shirt, surrounded by sparkles and “Party like its” text—a must-have Swiftie charm for your stationery collection!.
The TS 1989 Wavy Die Cut Notecard by Onderkast Studio, featuring black and gold star details on light blue, brings Swiftie charm to your desk when placed atop a crisp white folded napkin.
$4.95
TS 1989 Wavy Die Cut Notecard
The Soak It In Bubble Bath Greeting Card by Onderkast Studio features a relaxing bath scene with a person in a tub, plants, basket, slippers, and bubbles. Perfect for celebrating self-care. Text on card: Today is all about you. Soak it in!.
The Soak It In Bubble Bath Greeting Card by Onderkast Studio lays open on a white background, both pages blank—a perfect canvas for your message. Printed in the USA, it’s ideal for notes of relaxation and self-care.
$4.95
Soak It In Bubble Bath Greeting Card
The Woo! Birthday Dogs Greeting Card by Onderkast Studio features cheerful illustrated dog faces, colorful doodles, and playful “WOOOOOOOOO! WOO WOO WOO!” text on a white background with flowers and stars—perfect for dog lovers.
The Woo! Birthday Dogs Greeting Card by Onderkast Studio features bold black text, Wishing you a howling good birthday! on the right and a blank left side—an ideal choice for dog lovers and fans of cute dog illustrations.
$4.95
Woo! Birthday Dogs Greeting Card
Happy Birthday! Llama Greeting Card
Happy Birthday! Llama Greeting Card
$4.95
Happy Birthday! Llama Greeting Card
The Happy Birthday Headband - Fair card by Onderkast Studio features an illustrated woman with brown hair, sunglasses, pink earrings, red lipstick, a green top, and arched colorful letters spelling Happy Birthday.
Blank inside view of greeting card
$4.95
Happy Birthday Headband - Fair
The Birthday Recipe Greeting Card by Onderkast Studio features playful kitchen illustrations and whimsical ingredients like joy and happiness. Printed in the USA, it’s a charming way to celebrate another great year!.
Blank inside view of greeting card
$4.95
Birthday Recipe Greeting Card
Have a Fab Birthday Greeting Card
Blank inside view of greeting card
$4.95
Have a Fab Birthday Greeting Card
The Happy Birthday Song Greeting Card by Onderkast Studio features cakes, candles, banners, stars, and confetti with colorful “HAPPY BIRTHDAY TO YOU!” lettering inspired by the song—perfect for a festive celebration.
Blank inside view of greeting card
$4.95
Happy Birthday Song Greeting Card
Hoppy Beerthday! Beer Greeting Card
Blank inside view of greeting card
$4.95
Hoppy Beerthday! Beer Greeting Card *
Happy Birthday Cigar Greeting Card
Blank inside view of greeting card
$4.95
Happy Birthday Cigar Greeting Card *
Celebrate with humor using the Onderkast Studio Holy Shit You’re Old! Greeting Card—featuring bold text, a toilet paper roll with candles, an empty roll, and a cupcake with a playful swirl design.
Blank inside view of greeting card
$4.95
Holy Shit You’re Old! Greeting Card
The Your Thirties Greeting Card by Onderkast Studio features pastel text saying “Your thirties are so much better than your twenties – Liars,” with a scalloped white border on a light teal background.
Blank inside view of greeting card
$4.95
Your Thirties Greeting Card
Ooh La La Macarons Greeting Card
Ooh La La Macarons Greeting Card
$4.95
Ooh La La Macarons Greeting Card