Credits

Randy Newman: Vocals
Steve Martin: Bird Calls, Dialogue, Vocals
Elmer Bernstein: Producer
Martin Short: Vocals
Chevy Chase: Vocals, Guitar Solo
Bob Fisher: Mastering
Bernie Grundman: Original Mastering
Dan Wallin: Engineer
Gordon Anderson: Reissue Executive Producer
Mark Linnet: Producer, Engineer
Lenny Waronker: Producer
Jeff Bond: Liner Notes
Christopher Palmer: Orchestration
Dennis Knutson: Photography
Fred Asparagus: Vocals
Alfonso Arau: Dialogue