Credits

Don Preston: Keyboards
Frank Zappa: Vocals, Guitar, Compilation
Jimmy Carl Black: Vocals
Edgard Varèse: Vocals
Bob Ludwig: Mastering
Melanie Starks: Production Manager
Joe Travers: Transfers
Gary Kellgren: Engineer
Tom Wilson: Producer
Cal Schenkel: Cover Design
Ami Hadani: Engineer
Ian Underwood: Alto Saxophone
Bunk Gardner: Vocals
Dick Kunc: Engineer
Michael Mesker: Layout
Roy Estrada: Bass, Vocals
Val Valentin: Engineer
Arthur Tripp: Composer
Tom Hidley: Engineer