Roger Chapman Steve Harley Ian Hunter Steve Gibbons Medicine Head Brian May Roger Taylor Keith Moon Mercury Mick Ronson Jackie Oates Joe Perry May Steve Harley & Cockney Rebel Slash'S Snake Pit Cam Penner The Staple Sisters John Waite Delegation Lou Gramm Que Gruppo Sportivo Dory Previn Herman Brood Big Mama Thornton John Bonham Bobby Bazini Pat Travers Robert Plant And The Strange Sensation Warren Zevon The Dead South Status Quo Jackson Browne Elvis Costello Grand Funk Railroad Gentle Giant Slash Elbow Chromeo Bruce Springsteen And E Street Band John Lee Hooker The Jam Supertramp Ray Charles King Crimson Bryan Adams Genesis Steely Dan Bruce Springsteen