Celebrate the big 4-0 with a card that's guaranteed to make him laugh! This funny 40th birthday card for him spells out "So Happy I'm Forty" — with a cheeky hidden message for those with a good sense of humour.
 
Perfect for sons, brothers, boyfriends, husbands, or mates who would appreciate a bold and rude birthday card.

A hilarious choice for someone who's not quite sure how they feel about hitting 40!