Smith pioneered the use of the Hammond organ within his jazz style, creating a brand-new sound that bordered on soul and R&B. Inevitably, his work was quickly picked up on my music-obsessed mods, and ...

But I’d met Leslie West, and like a lot of guitar players ... [Laughs] Apologies to keyboard players everywhere; I mean, I love Hammond organs and concert piano; they’re beautiful.

Production is pure insanity: Zappa's studio sorcery piles on layers of found sounds (think creaking doors, whale calls and a malfunctioning fax machine) while Ross's vocals are occasionally beamed ...