1950, rural Alabama. It's a make-or-break weekend for the Honeydripper Lounge and its owner Tyrone "Pine Top" Purvis. Deep in debt, Tyrone is desperate to lure the young cotton pickers and local Army base recruits into his juke joint and away from the rival club across the way. He lays off his regular talent and hires the famous electric guitar player, Guitar Sam, for a one night only gig. When the train arrives, Guitar Sam is no where to be found....