Okay, off the top of my head... The Obvious: Led Zeppelin, Black Sabbath, the Beatles, Bob Dylan, Johnny Cash, (Early)Metallica, Pink Floyd, Queen, Lynard Skynard, Rush, Robert Johnson... Everything Else: Ray LaMontagne, James Morrison, Tool, Dream Theater, Waylon Jennings, Static X, Wolfmother, In Flames, Pantera, Trivium, Aerosmith, Alice In Chains, (Early)Staind, Gary Allan, (Early)Ozzy Osbourne, Iron Maiden, White Stripes, John Mayer, Megadeth...,