Taking a page from TheLighterDark, here's the itunes library from GEHL:
311, AC/DC, Alexisonfire, Audioslave, Bad Religion, Beck, Beastie Boys, The Black Keys, Black Sabbath, Boy Sets Fire, Buckcherry, Clutch, Common, Dragonforce, Dropkick Murphys, Foster the People, Green Day, Grits, Guns N' Roses, In Flames, In This Moment, Iron Maiden, Jay-z, John 5, Kanye West, Killswitch Engage, Lamb of God, Linkin Park, The Lonely Island, Meshuggah, Metallica, Ministry, Mos Def, Motorhead, Molotov, Nirvana, NOFX, The Offspring, Pantera, Pennywise, Priestess, Protest the Hero, Rage Against the Machine, Red Hot Chilli Peppers, Rebel Meets Rebel, Rise Against, Rob Zombie, Silverchair, Skrillex, Slayer, Slipknot, Sublime, System of a Down, Talib Kweli, Tenacious D, Tragically Hip, The Trews, Weezer, The White Stripes, Wolfmother!