During a week-end at Potsie's uncle's hunting cabin, Fonzie is accidentally shot in the vicinity of his favorite jeans' back pocket; but accounts of the incident vary when the guys tell their stories to a small-town sheriff while the Fonz is treated in the local hospital's emergency room.

Roger and Chachi are thrilled when a star basketball player transfers to Jefferson High and joins the team. But the excitement changes to deep concern when the talented player leaves practice on his father's orders without offering the explanation - which Roger soon finds out - that he suffers from epilepsy.