The band achieved commercial success with the release of five studio albums, three of which debuted at number one on the US Billboard 200. System of a Down has been nominated for four Grammy Awards, and their song "B.Y.O.B." won a Grammy Award for Best Hard Rock Performance in 2006. The band went on hiatus in 2006 and reunited in 2010; since then, they have performed live occasionally despite having not released any new material since the Mezmerize and Hypnotize albums in 2005.