It's No Secret - Funny Birthday Card for Sister

Queen Sister –Happy Birthday Sister Cards

She is amazing. That's a known fact. She deserves the best celebration on her birthday and we have just the right ecard for the occasion. A crown represents how she is the queen in every situation and she deserves it. Don't delay, send this ecard today.

Lovely Cake –Happy Birthday Sister Cards

Today is the birthday of the most important person in your life. Your sister was there from the very beginning of your life. She is the greatest example of how great a human can be. Celebrate her greatly today. Send her this ecard too.

Wanna Know a Birthday Secret? Funny Birthday Card for Sister

Sisters love sharing secrets, no matter how old they get. And these two golden oldies prove that you can still have fun at any age as long as you hold onto your sense of humor. This is the perfect funny birthday card to send an adult sister who could use a few laughs from someone very close to her.

To my Sweet Sister - Funny Birthday Card

What's the best way to celebrate you sister's birthday? With a colorful birthday card that's a "hole" lot of fun! This giggle-worthy greeting has all the elements for making her day happy: an adorable little girl, a bright balloon & a pink sprinkled donut. But it all comes together with the message below, which lets her know that even though she's another year older, she'll always be young at heart!

You are Fun & Fabulous! Funny Birthday Card for Sister

A party pooch is all dolled up to help celebrate your sister's birthday in style! This adorable funny birthday card will bring a smile to her face while reminding her that it doesn't matter how many candles are on the cake as long as you know how "fun & fabulous" you are!

You are Cool at Any Age! Funny Birthday Card for Sister

Get out the party hats...it's time to celebrate a special sister on her birthday with this "purr-fectly" funny birthday card she'll love! These kitties can't believe how old she's turning because she's "one cool cat at any age!" Whether it's coming from one sibling or a bunch, you can bet this hysterical birthday greeting will have her laughing!

Loving Cats Happy Birthday Card for Sister

If you and your sister are two peas in a pod, this is the birthday card you've been searching for! These precious kittens are obviously best friends, just like you and your sis. It's a can't miss birthday card, for sure. Bonus: Calling her your favorite sister is sure to earn you some brownie points!

Active Dog Happy Birthday Card for Sister

He's running! He's jumping! He's here to wish your sister a happy birthday! No one can resist an adorable dog, and this one really helps convey the birthday cheer. For your sister celebrating a birthday, this birthday card is a must-have. It's fun, it's sweet, and still has a kind and loving sentiment behind it.

Need More Glasses? Funny Birthday Card for Sister

Rows and rows of cocktails will help you toast your sister on her birthday, while the words above will leave her laughing! These are the kind of glasses she wants to see as she turns another year older, and they may make her forget about the other kind. What a wonderful way to wish her well in your own special-and funny-way!

Chocolate Covered Birthday Cake Card

The festive birthday cake on this card brings with it your most heartfelt wishes for your amazing sister! The bright yellow background creates a warm glow, adding to the delight. Someone so special to you deserves to be remembered on this important day, and whether you're there celebrating with her or thinking of her from miles away, this sweet birthday card is sure to make her feel like a star!

Vintage Funny Birthday Card for Sister

If your sister's got a great sense of humor, she'll definitely appreciate this funny birthday card! An old black-and-white photo of a baby ready to blow out the candles on the cake adds a nostalgic, charming touch, while the message will have her cracking up. This is the perfect choice for a "vintage" sister celebrating a milestone birthday she may (or may not) be looking forward to!

You Got All From Me! Funny Birthday Card for Sister

These two cuties are all ready to smile for the camera, complete with lots of party props, making this the perfect funny birthday card to help celebrate your sister's birthday! There's a playful, tongue-in-cheek tone that's perfect for an older sibling to send to her little sis, no matter how old she's turning this year.