Credits

Don Preston: Keyboards
Frank Zappa: Guitar, Collage, Composer, Vocals, Arranger
Ray Collins: Tambourine, Vocals
Tom Wilson: Producer
Barry Feinstein: Photography
Ami Hadani: Engineer
Alice Ochs: Front Cover Photo
Billy Mundi: Drums
Bunk Gardner: Reeds
Jerry Deiter: Additional Photography
Marshal Harmon: Additional Photography
Motorhead Sherwood: Saxophone
Roy Estrada: Bass
Val Valentin: Engineer
Tom: Engineer
Jim Black: Drums