voodoolounge, we should have ask that of Steve Allen when we had the chance. ;^)
I've really enjoyed FZ since the first hearing. Although I like his later albums better than the first few.
Many put him down, even rock fans, because they thought he was simply crude or childish. Too bad they couldn't see he was poking a finger in the eye of general contemporary society.
Regarding classical composers, I read that Zappa was influenced by Edgard Vare'se. No affiliation with JS Bach.