When a romantic night ends in injury, Marge recovers by taking up kite boarding while Homer bonds with his hallucinated hernia; Lisa attempts to fix her parents' strained relationship by seeking advice from an unlikely source.

During the San Castellanta street festival, much of the town finds their wallets have been pickpocketed; after the state investigator puts the wrong man in jail, Chief Wiggum sets out to catch the real criminal and show he's still up for police work.