Age 10: Tom Petty and the Heartbreakers. I just remember Tom Petty getting me into music.

Age 12: Van Halen, Queensrhyce, Guns N Roses

Age 15: Metallica, Megadeth, Red Hot Chili Peppers, Primus, Led Zeppelin, Stevie Ray Vaughn

Age 18: Alice In Chains, Tool, Soundgarden, Slayer, Sepultura (the Max Cavalera days), Pink Floyd

Age 23: Queen, Dream Theater, Steve Vai, Joe Satriani

Age 27 (current): Frank Zappa, Black Labal Society, Corrosion of Conformity, Opeth, Fates Warning, Clutch...