Frank Zappa (lead guitar, vocals). Mark Volman (vocals). Howard Kaylan (vocals). Jim Pons (bass, vocals). Don Preston (keyboards, electronics). Ian Underwood (keyboards, alto saxophone). Aynsley
Frank Zappa (lead guitar, vocals). Mark Volman (vocals). Howard Kaylan (vocals). Jim Pons (bass, vocals). Don Preston (keyboards, electronics). Ian Underwood (keyboards, alto saxophone). Aynsley