Old stuff:
Black Sabbith
Led Zepplin
Pink Floyd
The Animals
The Doors

New Stuff:
OTEP
Shadowsfall
Meshuga(sp?)
System of the Down

Fun Stuff:
Green Jelly
B52's
John Prine (look for Illeagal Smile on Kazza)
Hugh Bristic (an atheist musian not famus at all Cristians beware remember it is a joke. Best Song )

Probably more that I am not thinking of right now.