Imaginary Diseases

Imaginary Diseases is an album of material by Frank Zappa from the Petit Wazoo tour of 1972. It is one of two finished CD projects from the tour containing material mastered by Zappa before his death. The name of the album is derived from a lyric in the Apostrophe (') (1974) song "Stink-Foot".

Track listing
All tracks written, composed and arranged by Frank Zappa.

Personnel

 * Frank Zappa – conductor, guitar, vocals
 * Earl Dumler – woodwinds
 * Tom Malone – saxes, piccolo trumpet, trumpet, tuba
 * Malcolm McNab – trumpet
 * Gary Barone – trumpet, flugelhorn
 * Glenn Ferris – trombone
 * Bruce Fowler – trombone
 * Tony Duran – slide guitar
 * Dave Parlato – bass
 * Jim Gordon – drums

Composed/Produced/Performed/Edited/Mixed/Tweaked by Frank Zappa

Vaultmeistered by Joe Travers. Mastered by Doug Sax & Robert Hadley

Liner notes by Steve Vai.