Disturbed is an American heavy metal band from Chicago, Illinois. The band's members are vocalist David Draiman, guitarist Dan Donegan, bassist John Moyer, and drummer Mike Wengren. Former band members were vocalist Erich Awalt and bassist Steve "Fuzz" Kmak. Formed in 1994 as Brawl, the band was renamed Disturbed in 1996 after Draiman was hired as the band's new vocalist. Since the band's formation, they have sold over 13 million albums worldwide, making them one of the largest grossing metal/rock bands in recent years.[1] The band has released five studio albums, four of which have consecutively debuted at number-one on the Billboard 200.[2] The band went into an indefinite hiatus in October 2011, and the band's members are currently working on various side projects.