Mark Graison hides his hospital stay from Pamela. Katherine hires a private investigator to find Renaldo Marchetta. Miss Ellie persists in her decision not to marry Clayton. Bobby makes J.R. co-sign the Travis Boyd deal. Lucy invites Peter to a party at Muriel's. Marilee Stone tells Cliff that his sister Pamela is a problem in their relationship. Sue Ellen tells Clayton that he should not give up on Ellie. Donna finds out that Ellie's past with Jock Ewing haunts her and prevents her from making a commitment to Clayton. Pam and Bobby reminisce about their wedding. In Atlanta, Mitch gets a promotion. An intoxicated Clayton bursts into the Ewing residence where J.R. pulls a gun on him.