HAVE MERCY, John Stamos is going to be a dad for the first time at age 54. Good thing he’s had lots of years of practice and he knows how to change a diaper (that’s a Full House reference).

In this People exclusive, John gets emotional talking about how wonderful his dad was and how excited he is to be a dad. He also said that as far as the gender goes, him and his 31 year old fiance Caitlin McHugh want to be surprised. This story made the cover of People Magazine and lots of congratulations are in order to the happy couple. Watch the interview HERE.