Mike Judge
Beavis / Butt-Head (voice)
James Hetfield
James Hetfield (voice)
Lars Ulrich
Lars Ulrich (voice)
Kirk Hammett
Kirk Hammett (voice)
Robert Trujillo
Robert Trujillo (voice)
Bootsy Collins
Bootsy Collins (voice)
Matt Stone
Kyle Broflovski / Kenny McCormick (voice)
Brendon Small
Nathan Explosion (voice)
Benji Webbe
(voice)
Trey Parker
Eric Cartman / Stan Marsh (voice)
Lemmy
Lemmy (voice)