1. Peaches En Regalia (3:39)
2. Willie The Pimp (9:23)
3. Son Of Mr. Green Genes (8:57)
4. Little Umbrellas (3:09)
5. The Gumbo Variations (12:54)
6. It Must Be A Camel (5:17)

czas całkowity - 43:19

skład podstawowy:
- Frank Zappa / guitar, octave bass, percussion, arranger & producer
- Ian Underwood / piano, organ, flutes, clarinets, saxophones

oraz:
- Captain Beefheart {Don Van Vliet} / vocal (2)
- Max Bennett / bass
- Shuggie Otis / bass (1)
- Lowell George / rhythm guitar
- Don "Sugarcane" Harris / electric violin (2,5)
- Jean-Luc Ponty / electric violin (6)
- Ron Selico / drums (1)
- John Guerin / drums (2,4,6)
- Paul Humphrey / drums (3,5)