Everything, and anything. Case in point:

A Perfect Circle, A Static Lullaby, AC/DC, Ajattara, Alice in Chains, Allman Brothers Band, AMON AMARTH, Amorphis, Angra, Ani DiFranco, APOCALYPTICA, As I Lay Dying, Ash, ATMOSPHERE, Atreyu, Audioslave, AYREON, Ayumi Hamasaki, Barenaked Ladies, Beck, Billy Idol, Bitch and Animal, Black Dahlia Murder, Blaze, Bleeding Through, Blind Guardian, Blue Oyster Cult, Blur, Boards of Canada, Bob Dylan, Bob Marley, Bright Eyes, Bruce Dickinson, Buckethead, Bury Your Dead, Buzzcocks, Cannibal Corpse, Casualities, Catch 22, Charlotte Hatherley, Cheap Trick, Cibo Matto, Cock and Ball Torture, Cradle of Filth, Creedence Clearwater Revival, The Cure, Cypress Hill, Da Pump, Daft Punk, David Bowie, Dead Kennedys, Dead to Fall, deadman, DEATH, Death From Above 1979, Deep Purple, DEFTONES, Demons & Wizards, DESTINED APOSTLE, Dio, Dir en grey, Doobie Brothers, THE DOORS, Dream Evil, DREAM THEATER, Dropkick Murphys, The Eagles, Edguy, Eighteen Visions, Eric Clapton, Evergrey, Every Time I Die, Fatima, Five Iron Frenzy, Flogging Molly, FOO FIGHTERS, FRANK ZAPPA, From Autumn to Ashes, Gackt, Galactic Cowboys, Garbage, Genesis, The Germs, GG Allin, GLay, Gorillaz, Green Day, Guess Who, GUNS N' ROSES, Gwar, The Haunted, Heaven Shall Burn, Helloween, hide, Hot Hot Heat, ICED EARTH, Iggy Pop, Immortal, Impaled Nazarene, Incubus (BOTH of them), Ion Vein, IRON MAIDEN, It Dies Today, Jag Panzer, James LaBrie, Jason Mraz, Jet, Jimi Hendrix, Joan Jett, JOHNNY CASH, Journey, Judas Priest, Kagerou, Kanye West, The Killers, Killswitch Engage, Kittie, Kiyoharu, KMFMDM, Lacuna Coil, LAMB OF GOD, LED ZEPPELIN, Liquid Tension Experiment, LOST IN BLUE, Lou Reed, Lucky Boys Confusion, Ludacris, LUMINARY, Luna Sea, Magazine, Malice Mizer, Manowar, Marillion, The Mars Volta, Massive Attack, Mayhem, MAZE, Meat Puppets, Megadeth, Meshuggah, Metallica, Michael Pitt, Mindless Self Indulgence, Morbid Angel, Motley Crue, NAPALM DEATH, Nevermore, Nine Inch Nails, NIRVANA, Oasis, Office of Strategic Influence, Oingo Boingo, Old Man's Child, OPETH, Ozzy Osbourne, Pagoda, PAIN OF SALVATION, PANTERA, Paul Oakenfold, Pearl Jam, Phantom of the Opera (Original Cast Recording, bitches!! Fuck that movie shit), Pierrot, PINK FLOYD, Plastic Tree, PORCUPINE TREE, Portishead, PRIMUS, Public Image LTD, Queensrÿche, THE QUEERS, Radiohead, Rammstein, Ramones, Recieving End Of Sirens, REM, Rilo Kiley, Rise Against, Rock Horror Picture Show, Roots Manuva, Rush, Save Ferris, Screaming Trees, Screeching Weasel, Seatbelts, Senses Fail, SEPULTURA, Sex Pistols, Shadows Fall, Shonen Knife, Siam Shade, Sigur Rós, Skinny Puppy, Skrewdriver, SLAYER, Smashing Pumpkins, Snoop Dogg, Soil, Sonata Arctica, Sonic Youth, Soulfly, Soundgarden, The Sounds, Stiff Little Fingers, Strapping Young Lad, Stratovarius, Sublime, Suicidal Tendencies, Super Furry Animals, Sweet, Symphony X, System of a Down, Tenacious D, TEAM SLEEP, TOOL, Tori Amos, The Tossers, Tricky, Tsunami Bomb, Tupac, Underoath, Van Halen, Velvet Underground, The Vibrators, VIOLENT FEMMES, Weezer, White Zombie, Winterhawk, Wolfsheim, Woods of Ypres, X-Japan, X Ray Spex, Yes, Zilch, The Zutons, ZZ Top.

.. Just to name a few. :D