Kevin concocts an elaborate plan to avoid spending time with Donna’s cousin and her chatty husband by forming a neighborhood watch group with his buddies.
Kevin competes with his childhood nemesis who is intent on reserving the same church date for his daughter’s nuptials that Kendra wants for her wedding to Chale. Both men battle for the priest’s approval by becoming more involved in the church.
Kevin and Donna jeopardize their chance for a kid-free vacation care of their chiropractor when he catches them using his colleague’s services. Meanwhile, Kyle, still bitter that Kevin overlooked him to be best man at his wedding to Donna, tries to convince Chale to give him that responsibility.
Sibling rivalry erupts when Kevin brags about saving a man from choking after hearing how much attention his brother, Kyle, is receiving for saving a cat.
While Kevin tries to charm his elderly neighbor into giving him permission to cut down one of her trees, he gets intimidated by her son and inadvertently invites them to his house for a non-existent party.
Kevin tries to make good on an overdue promise to buy Donna a proper engagement ring, but his plan backfires when he tries to surprise her.