Disturbed is an American heavy metal band from Chicago, Illinois. The band's current line-up comprises vocalist David Draiman, guitarist Dan Donegan, bassist John Moyer and drummer Mike Wengren. Former band lmembers are vocalist Erich Awalt and bassist Steve Kmak. Formed in 1994 as Brawl, the band was renamed Disturbed in 1996 after Draiman was hired as the band's new vocalist. The band has released five studio albums, four of which have consecutively debuted at No. 1 on the Billboard 200. Disturbed went into hiatus in October 2011, during which the band's members focused on various side projects, and returned in June 2015.