Happy Birthday Greeting Cards featuring Free Printable Birthday Card: Blueberry Spectacled Sperm and more

Wish them a happy birthday with this free printable card featuring a sperm hiding behind a blueberry, perfect for printing at home.

Launch into laughter with this free printable birthday card featuring a sperm rocket blasting off, ready to print at home.

Wish them a fun birthday with this free printable card featuring a sperm surfing a potato chip, easy to print at home.

Make their birthday epic with this funny free printable card: sperm surfing a gummy bear wave. A fun print at home surprise.

Add a shock of humor to any birthday with this funny free printable card featuring sperm tangled in spaghetti. A quick print at home gag gift.

Wish them a wild birthday with this funny free printable card of a sperm on a banana peel. A fun print at home gag.

Leap into celebration with this free printable birthday card! A happy hopping character makes this print-at-home greeting extra special.

Get this free printable birthday card featuring a funny waving character! Perfect for a quick, print-at-home greeting that guarantees a laugh.

Add a dash of mischief to their birthday with this free printable card! A slyly grinning character makes for a funny, print-at-home surprise.

Send cheer with this free printable birthday card! A delighted character with rosy cheeks and a big smile makes it a joy to print at home.

Intrigue them on their birthday with this funny free printable card! Print at home for a mysterious and cheerful wish.

Spread birthday cheer with this energetic free printable card! Easy to print at home for a burst of joy.

Send a planet-sized happy birthday with this free printable card! A character playfully bops a comical planet, perfect for printing at home.

Send cosmic birthday wishes with this free printable card! A curious character gazes at a swirling galaxy, perfect for printing at home.

Make their birthday sparkle with this free printable card! A whimsical character finds a hidden gem, perfect for printing at home.

Celebrate with laughter! This Free Printable Birthday Card is easy to Print at Home for a hilarious surprise.

Celebrate leaps of joy with this free printable birthday card! Our character's rainbow trail is a unique, print-at-home funny gift.

Send giggles with this free printable birthday card! Our mischievous character tickling a cloud is a unique, print-at-home funny gift.

Make birthdays pop with this free printable card! Our character bouncing a cloud is a unique, print-at-home funny gift.

Send a delightful surprise with this free printable birthday card featuring a curious character peeking from a giant teacup. Print at home for instant charm!