Surprising his fellow off-roaders, Rover rejoins the race, dropping a bomb in the other teams' strategies. An ailing Carl forces Rich to try his hand at the wheel. Butch and Bill kick it into high gear trying to catapult War Wagon back to the top of the standings. Pete and Shey decide that it's time they stop putting other teams' needs before their own. And Brent and Scott, tired of relying on the other teams, learn some self-reliance on the tundra.