System of a Down (commonly referred to as System or abbreviated as SOAD) is an American rock band, formed in 1994[1] in Glendale, California. Consisting of Serj Tankian (lead vocals), Daron Malakian (vocals and guitar), Shavo Odadjian (bass), and John Dolmayan (drums), the band has released five albums since 1998. A staple on mainstream rock radio, their works have earned them four Grammy Award nominations, of which they won one. System of a Down are noted for the left-wing political views expressed in their songs