THE MOST HILARIOUS 3D BIRTHDAY CARD THAT TURNS FARTS INTO MUSIC - Get ready for the ultimate pop up birthday card for men that transforms bathroom humor into musical art! This singing birthday card doesn't just say "Happy Fartday" - it unleashes a symphony of perfectly timed toots performing the birthday song, complete with a 3D plush poop character that springs to life when opened! WATCH LIGHTS DANCE TO A MELODY OF MUSICAL TOOTS - Experience pure joy as this light up card creates a birthday masterpiece in perfect sync with each melodic fart note! The LED light show transforms every "toot" into a dazzling display, creating an unforgettable multi-sensory experience that'll have everyone at the party crying with laughter - perfect for your brother or anyone who loves a good laugh! PREMIUM QUALITY MEETS POTTY HUMOR - This funny bday card for kids isn't your ordinary paper card - it's a luxurious musical birthday card featuring a soft, huggable 3D plush poop character! The high-quality audio technology delivers crystal-clear fart sounds that'll make even the grumpiest guest crack a smile. Built to last and engineered for endless laughs! SPACE TO WRITE YOUR OWN CHEEKY MESSAGE - Add your personal touch to this gas-tacular greeting! These birthday cards for men and women include plenty of room to write your own birthday wishes alongside our charming poop friend. Perfect for friends, family, or anyone who appreciates the art of sophisticated potty humor! THE PERFECT SIZE FOR MAXIMUM IMPACT - At 8.25 x 6 inches, this card with envelope delivers big laughs in a perfectly sized package! From Kamhi World, the masters of novelty fun, comes a birthday card that's more than just a greeting - it's an experience that'll be remembered long after the cake is gone! Non-replaceable battery provides hundreds of card opens for instant fart-filled fun! Celebrate birthdays with a hilarious twist using Kamhi World's "Happy Fartday!" Musical Pop-Up Card - where bathroom humor meets birthday cheer! This side-splitting greeting card features a delightful 3D plush poop character that springs to life when opened, ready to deliver laughs and memorable moments. As you open the card, you'll be treated to a unique rendition of the classic "Happy Birthday" song, performed entirely with perfectly orchestrated melodic farts that will have everyone in stitches. Adding to the fun, synchronized LED lights dance and pulse to each musical toot, creating a dazzling display that's sure to brighten anyone's special day. The card's exterior showcases playful artwork with "Happy Fartday!" emblazoned in festive lettering, while the interior houses our adorable plush poop friend in all its three-dimensional glory. Perfect for recipients with a great sense of humor, this card combines sight, sound, and silliness into one unforgettable birthday surprise. Whether they're turning 8 or 80, this card is guaranteed to transform any birthday celebration into an absolute gas! Batteries included for instant laughs right out of the envelope.