Scott Vincent James Baio (born September 22, 1960 in Brooklyn, New York City) is an American movie and television actor and television director. He is best known for his roles as Chachi Arcola on the sitcom Happy Days and its spin-off, Joanie Loves Chachi. He was the main character in the series Charles in Charge. Baio has been married to Renee Sloan since 2007. He has a daughter and a stepdaughter. Baio had two reality television series Scott Baio Is 45...and Single (2007) and Scott Baio Is 46...and Pregnant (2008) premiered on VH1.