It's your BFF's birthday, so give her a funny happy birthday card that will make her laugh. Here are 25 of the funniest happy birthday cards for your best friend's big day.

Birthday cards calling someone “over the hill” or making fun of them for getting older are so common that many people don’t think twice about them. But these greeting card artists are taking ...

For her birthday, her dad would hand her cards with actual lines he crossed out that he felt didn't apply to her. SEE ALSO: Dad takes daughter's phone away, follows up with best troll ...