Mark’s resume reads like a “who’s who” of international Rock n’ Roll royalty including acts such as Billy Idol, Foreigner, Sheryl Crow, Stevie Nicks, Beyonce’, and so many other world–class artists. He has drummed with Velvet Revolver at Ozzfest and for a crowd of 225,000 at Glastonbury Festival with Simple Minds. Mark has appeared on nearly every American, European, and Australian variety show including The Grammys, David Letterman, The Tonight Show, Conan O’Brian, Jon Stewart, American Idol, Paul O’ Grady, X-Factor, Wetten Das, The Arias, and more.