Dolmayan87

Mike Portnoy (Dream Theater), John Dolmayan (System of a Down), Terry Bozzio, Travis Barker (Blink 182), Dave Weckel, John Theodore (The Mars Volta), Dennis Chambers, Gene Krupa, Dave Grohl (Nirvana), Taylor Hawkins (Foo Fighters), Joey Jordison (Slipknot) and Lars Ulrich (Metallica)... That's it!!