When Mary and Wilson decide to get back together it begins to make Annie worrisome about their togetherness since Wilson and and his son Billy are hanging around the Camden house a lot more. Later on, Matt catches Wilson and Mary both sleeping together in her bed and throws a fit at them. Meanwhile, Lucy is also worried when her former boyfriends, Jimmy Moon and Rod team up to follow Eric around for a class project. The two guys even start calling themselves Eric's "MIT's: Minister's In Training." Also, Simon begins to train Happy for a role in a dog commercial while Matt is looking for the right time to tell his family that he got a job in Washington D.C. over the summer. Lastly, after Happy wins the commercial gig and is put on television, Happy's original owner and his daughter see Happy on television and want her back.