The death of a 1960s folk music producer is marked by a tribute concert featuring three of his old acts - an unbearably cheery nine-strong group, a trio of earnest one-hit wonders, and former lovers and singing partners who have not seen each other since their break-up. Spoof documentary, starring Eugene Levy and Catherine O'Hara alongside Spinal Tap's Harry Shearer, Michael McKean and Christopher Guest, who also directed