

A reunion was announced on November 29, 2010. In 2006, the group went on a hiatus, and since then, all members had begun work on side projects. It produced two singles, the title track and " Lonely Day", which reached No. Hypnotize was certified platinum in US, and gold in Australia, Germany, and Switzerland. System of a Down is the first band since The Beatles to release two chart-topping albums in the US in the same year. Like its predecessor, the album peaked at number one in the US, Canadian, Finnish, and New Zealand charts. Later that year, the group released the second part, Hypnotize.

The follow-up, " Question!", reached the top 40 in the United Kingdom and Ireland. This album's first single, " B.Y.O.B.", peaked at No. The first, entitled Mezmerize, was released in early 2005 it peaked at number one in nine countries, and certified triple platinum in Canada, platinum in the US and Australia. Three years later, the group produced a double album, with the two sections released six months apart. Steal This Album! (2002) failed to repeat the same success as its predecessor, reaching the top 20 in only the US and Australia. The last of these peaked at number one on the Billboard Mainstream Rock Songs and Alternative Songs charts. Toxicity produced singles for the title track, " Chop Suey!", and " Aerials". The album was certified triple platinum in its home country, and triple platinum in Australia by the Australian Recording Industry Association (ARIA), as well as double platinum by Music Canada. Their follow-up album, Toxicity (2001), topped the US and Canadian charts, and also reached the top 10 in Australia, Finland, and New Zealand. Their eponymous debut album produced a single for the song " Sugar", which reached the top 30 on the Billboard mainstream rock songs and alternative songs charts.

The following year, they released their eponymous debut album, which peaked at number 124 on the United States' Billboard 200 and number 103 on the United Kingdom's UK Albums Chart it was later certified double platinum by the Recording Industry Association of America (RIAA) and gold by Canadian Recording Industry Association (CRIA). By the end of 1997, the group had signed to American Recordings, then distributed as Columbia Records. They have released five studio albums, nineteen singles (including promotional releases), and thirteen music videos. System of a Down is an American heavy metal band formed by vocalist Serj Tankian, guitarist Daron Malakian, bassist Shavo Odadjian, and drummer John Dolmayan in the mid-1990s.
