John Stamos leaves little to the imagination in sexy bathroom selfie

Happy Birthday, John Stamos! The handsome actor has shown plenty of skin throughout his incredible career. Audiences fell in love with him as the iconic Uncle Jesse Katsopolis on Full House , but OG fans have been crushing on the heartthrob since his debut on General Hospital in the 1980's. Stamos was only 18 years old when he first graced everyone's screens, but his latest birthday post is still…