As Neal er...I mean P.L. pointed out, this has been done before quite recently but here goes again, iao:

Aerosmith
The Beatles
Bif Naked
Def Leppard
The Eagles
Foo Fighters
Genesis
Green Day
Guns 'N Roses
Led Zeppelin
Lynard Skynard
Metallica
Nirvana
Oasis
Pearl Jam
The Police
Queen
R.E.M
The Red Hot Chili Peppers
The Rolling Stones
The Smashing Pumpkins
System Of a Down (might be a bit early to be on the list but what the hey?!)
UB40
U2
Van Halen

I may have left some out and this list may change over time but these bands are pretty much the best of the best.