Well some of them :

Julian Cope

Rob Tyner

Bobby Liebling

Edgar Breu

Jim Morrison

Kim Fowley

Genesis P-Orridge

Armand Schaubroeck

Franco Battiato

Brian Eno(on warm jets)

Crocus Behemoth

Kid Strange

Von LMO

Mizutani

Eric Bloom

Tim Buckley

Adam Black Savage

OZZY

Mark Stewart

Alan Dubin