John Stamos celebrated turning 63 years old in his birthday suit. “63,” the Full House alum wrote via Instagram on Wednesday, August 19, alongside a nude bathroom selfie. The black and white photo featured Stamos standing in front of his bathroom mirror sans shirt. The picture was taken from the waist up and Stamos covered his face with the camera. Several of Stamos’ fans gushed about how great the actor looked on his special day. John Stamos Shares 'Last Pic' With Bob Saget Before His Death “I shouldn’t be referring to you as UNCLE Jesse any longer with the thoughts going...