Metallica.....ah how the might have fallen. Suing napster and labelling their fans as crooks. pfft.
Bad Religion...I would not know where to start about them...Amazing? Even better than that.
Dead Kennedys...Jello is God.
Bloodhound Gang
Me First and The gimme gimme's .....they do very good covers of old, old tunes.
Rob Zombie/White Zombie
Therapy?
Biohazard
Ozzy
Pennywise
CCR
Iron Maiden
Kyuss
Ramones
Black Sabbath
etc