bass guitar, vocals Arthur Barrow drums Vinnie Colaiuta guitar, vocals Denny Walley guitar, vocals Frank Zappa guitar, vocals Ike Willis keyboards, synthesizer Peter Wolf keyboards, vocals Tommy Mars percussion Ed Mann producer Elwood P. Dowd recorded by Herbert T. Gillis recorded by John Beresford Tipton vocals Frank Zappa written-by Frank Zappa Recorded At Knebworth Distributed By Australian Light And Magic Distributed By Lunar Toones Records Recorded at Knebworth Festival, England, Sept 9, 1978 90 minutes - complete show. Full-color printed non-gatefold cover. Printed labels w/ song titles. A1 listed as Rubber Slices B3 listed as Poor Suckers C4 listed as Morons
Artist on labels Frank Zappa and the Mothers of Invention
The picture used for the album cover was taken from the shoot for Acid Rock magazine, January 1978.