Rock 1973.05 CD, LP, Cassette Rykodisc ASIN: B0000009SF Frank Zappa George Duke - Keyboards, Vocals; Don Preston - Bass, Keyboards, Moog Synthesizer, Mini Moog; Sal Marquez - Bass, Trumpet, Vocals, Brass; Aynsley Dunbar - Guitar, Drums; Mike Altschul - Wind, Woodwind; Billy Byers - Trombone; Joanne Caldwell McNabb - Bass, Vocals, Wind, Brass, Woodwind; Chunky - Vocals; Lee Clement - Percussion; Alex Dmochowski - Bass; Earl Dumler - Wind, Woodwind; Tony Duran - Guitar; Tony Durant - Guitar; Erroneous - Bass; Alan Estes - Percussion; Janet Ferguson - Vocals; Malcolm McNabb - Trombone, Horn; Janet Neville-Ferguson - Vocals; Tony Ortega - Wind, Woodwind; Joel Peskin - Saxophone, Woodwind; John Rotella - Percussion, Woodwind; Kenny Shroyer - Trombone, Brass, Contractor, Spiritual Advisor; Ernie Tack - Horn, Brass; Ernie Watts - Saxophone, Woodwind; Robert Zimmitti - Percussion; Fred Jackson, Jr. - Wind, Woodwind Frank Zappa & The Mothers<br> Time 37:03 <br> Frank Zappa - Guitar, Percussion, Arranger, Keyboards, Vocals, Producer