Like fine wine, you seem to get better with age. Happy birthday, handsome guy!? ?Hey, birthday boy! Sending you this ironic birthday wish because I know you're too cool for common human feelings?.

The relationships you have with your cousins are something special. They might be the siblings you never had or the family ...

And that's why I compiled this list, with dozens of birthday wish ideas. As in ... but I know we'll be best friends 'til the end. Happy birthday! My life is better because you're in it.