Zakk, OZZY & Rob, what a question!?
A7X, Alice In Chains, Audioslave, Black Label Society, Black Sabbath, Blind Guardian, Chevelle, CKY, Devildriver, Disturbed, Dope, Drowning Pool, Exilia, Godsmack, Hatebreed, Ill Nino, In Extremo, In Flames, Killswitch Engage, KoRn, Life Of Agony, Mudvayne, Mushroomhead, NIN, Ozzy Osbourne, Pantera, Rammstein, Rob Zombie, Sepultura, Shinedown, Soil, Soulfly, Spineshank, Staind, Static-X, SOAD, Split Shift, The Prodigy, The Union Underground, 3DG, Tool
Zakk Wylde, Ozzy Osbourne