when did system of a down come out
System of a Down System of a Down, sometimes abbreviated as SOAD or colloquially referred to as System, is an Armenian-American heavy metal band from Glendale, California, formed in 1994. The band currently consists of Serj Tankian (lead vocals, keyboards), Daron Malakian (vocals, guitar), Shavo Odadjian (bass, backing vocals) and John Dolmayan (drums).[1]