Dream Theater is an American progressive metal band formed in 1985 under the name Majesty by John Petrucci, John Myung, and Mike Portnoy while they attended Berklee College of Music in Massachusetts, before they dropped out to support the band. Though a number of lineup changes followed, including Portnoy's departure in 2010, Petrucci and Myung remain today along with James LaBrie, Jordan Rudess and Mike Mangini. The band has had moderate mainstream success, notably with Pull Me Under in the early 1990s, which received extensive MTV rotation. Dream Theater's (commonly abbreviated 'DT') three highest selling albums are the gold selling Images and Words (1992), despite it reaching only #61 on the Billboard 200 charts, and Awake (1994) which reached #32 on the Billboard 200. ...show more

Dream Theater is an American progressive metal band formed in 1985 under the name Majesty by John Petrucci, John Myung, and Mike Portnoy while they attended Berklee College of Music in Massachusetts, before they dropped out to support the band. Though a number of lineup changes followed, including Portnoy's departure in 2010, Petrucci and Myung remain today along with James LaBrie, Jordan Rudess and Mike Mangini. The band has had moderate mainstream success, notably with Pull Me Under in the early 1990s, which received extensive MTV rotation. Dream Theater's (commonly abbreviated 'DT') three highest selling albums are the gold selling Images and Words (1992), despite it reaching only #61 on the Billboard 200 charts, and Awake (1994) which reached #32 on the Billboard 200.

Systematic Chaos entered US Billboard 200 at #19. Recently Black Clouds and Silver Linings reached #6 on the Billboard 200 Charts. Dream Theater has sold over two million albums in the U.S., and over 8 million albums and DVDs worldwide. In January of 2005, the band obtained their first United States platinum disc (representing 100 000 DVDs sold) with Live At Budokan, recorded April 2004 in Tokyo, Japan.

The band released an album entitled Systematic Chaos, their ninth studio album, in collaboration with their new label Roadrunner Records. The album is available in two formats, first one being just a regular edition CD and the other being a CD/DVD album with the entire album mixed in 5.1 surround sound and also "Chaos in Progress - The Making of Systematic Chaos" (a 90-minute documentary directed by Mike Portnoy). The band is well-known for the technical proficiency of each instrumentalist, winning many awards from music magazines. They are highly respected by many of rock and metal's biggest names, leading to collaborations between Dream Theater members and many other well known musicians. ...show less