Vinnie-Paul Darrel on drums (Pantera)
Flea on bass (RHCP)
Kirk Hammet taking the guitar (Metallica)
Till Lindemann doing vocals (Rammstein)
along with Ozzy or Rob Zombie as vocals too
That would be an awesome awesome bband. the voices would rule, one low one high, it'd be almost scary. But that's all goooooood.