Bobby tries to talk Cliff into going back into the oil business by becoming a partner in Ewing Oil. Clayton finds out that McKay has dammed up a river. Jeremy Wendell courts Sue Ellen. In prison, J.R. does hard labor and tries to bribe officals. Lucy continues to date Casey Denault. Clayton has his first confrontation with Carter Mckay and his ranch hands. Bobby meets a pool hustler named Tracey Lawton. Cliff agrees to join Ewing Oil. J.R. thinks he's got a break from prison but he falls into a trap.