Bass Guitar – Scott ThunesDrums – Chad WackermanHarmonica – Craig "Twister" Steward*Soprano Vocals [Boy Soprano] – Bob HarrisVocals – Frank ZappaVocals [Pachuco Falsettos] – Roy Estrada

Bass Guitar – Arthur "Tink" Barrow*Bass Guitar [On Last Verse] – Scott ThunesDrums – Chad WackermanDrums [On Last Verse] – Vinnie ColaiutaGuitar [Overdubs At Umrk, Impossible Guitar Parts] – Steve VaiKeyboards – Tommy MarsLead Vocals – Frank Zappa

Bass Guitar, Bass [Micro Bass] – Arthur Barrow

Bass Guitar, Bass [Fuzz], Guitar, Piano – Arthur "Tink" Barrow*Drums – Chad WackermanLead Vocals [Pachuco Falsettos, Etc.] – Roy EstradaLead Vocals, Guitar – Frank Zappa

Bass Guitar – Scott ThunesDrums – Chad WackermanGuitar – Frank Zappa, Ray White, Steve VaiKeyboards – Tommy MarsKeyboards, Saxophone – Bobby Martin Percussion – Ed Mann

Composed By – Donald Woods, Doris Woods, Obie JessieLead Vocals, Arranged By – Frank ZappaSoprano Vocals [Boy Soprano] – Bob HarrisVocals – Bobby Martin , Ray White

Baritone Vocals [Bionic Baritone] – Ike WillisBass Guitar, Rhythm Guitar – Arthur "Tink" Barrow*Drums – Chad WackermanLead Vocals – Frank ZappaVocals – Ray White

Baritone Vocals [Bionic Baritone] – Ike WillisBass Guitar – Arthur "Tink" Barrow*Drums – Chad WackermanLead Vocals – Frank ZappaSoprano Vocals [Boy Soprano] – Bob Harris

Bass Guitar – Arthur "Tink" Barrow*Drums – Vinnie ColaiutaElectric Guitar [Strat, Overdubs At Umrk Of Impossible Guitar Parts] – Steve VaiKeyboards – Tommy MarsVocals – Frank Zappa

Bass Guitar, Rhythm Guitar – Arthur "Tink" Barrow*Instruments [Arp 2600 & Linn Drum Machine] – Frank ZappaMandolin – Dick FegyPercussion – Ed MannSaxophone [Various] – Marty Krystall