A boy named Charlie Rockit needs $50,000 to fix his aunt and uncle's tractor engine, so Chuck E. and friends go to the Galaxy 5000 to win it in a race.

Musical documentary records Earl Scruggs, Bill Monroe, Scruggs' son Randy, Doc Watson and his son Merle playing and singing together in informal settings. Also includes performances by Bob Dylan, Joan Baez, The Byrds and others