album (1972)

Frank Zappa – guitar, percussion, vocals
Janet Neville-Ferguson – vocals / Sal Marquez – trumpet, vocals, brass
Mike Altschul – woodwind / Earl Dumler – woodwind
Tony "Bat Man" Ortega – woodwind / Joanne Caldwell – vocals, brass, woodwind
Johnny Rotella – woodwind /| Fred Jackson – woodwind
Malcolm McNabb – trombone, horn, trumpet in D / Bill Byers – trombone
Ken Shroyer – trombone, brass, contractor and spiritual guidance
Ernie Tack – brass / Bob Zimmitti – percussion / Alan Estes – percussion / Don Preston – Mini Moog
Tony Duran – guitar, bottleneck guitar / Erroneous (Alex Dmochowski) – bass
Aynsley Dunbar – drums / George Duke – keyboards, vocals
"Chunky" (Lauren Wood) – vocals |/ Joel Peskin – saxophone, woodwind

1. The Grand Wazoo 13:20
2. For Calvin (And His Next Two Hitch-Hikers) 6:06
3. Cletus Awreetus-Awrightus 2:57
4. Eat That Question 6:42
5. Blessed Relief 8:00