Blake Lively and Ryan Reynolds are expecting their first child together, and the father-to-be can't wait. The 38-year-old actor is opening up about his future as a father and reveals he's ready for diaper duty. "I don't have a weak stomach," Ryan told "People" at The Michael J. Fox Foundation for Parkinson's Research Benefit in New York. "I'm good with diapers and diarrhea and all that kind of stuff because I have lots of nieces and nephews, so I've done it all before." "The Croods" actor is most excited to have a new boy or girl running around the house. "I'm just excited about having a buddy. We don't know if it's a boy or a girl yet, but whatever it is, you have this tether to reality that never goes away," he explained. Earlier this month, the happy couple, who wed in September 2012 in South Carolina, revealed that they were going to keep the sex of their baby a secret — even from themselves. "Blake and Ryan aren't finding out what they're having," a source told "Us Weekly." "They want to be surprised!" Read More »