Dream Theater

Band members:
James LaBrie - lead vocals, percussion (1991-present)
John Myung - bass, chapman stick (1985-present)
John Petrucci - guitar, backing vocals (1985-present)
Jordan Rudess - keyboards, continuum, lap steel guitar (1999-present)
Mike Mangini - drums, percussion (2011-present)

Former band members:
Chris Collins - vocals (1985-1986)
Charlie Dominici - vocals (1986-1989)
Kevin Moore - keyboards (1985-1994)
Derek Sherinian - keyboards, backing vocals (1994-1999)
Mike Portnoy - drums, percussion, vocals (1985-2010)

Discography:
1989: When Dream and Day Unite
1992: Images and Words
1994: Awake
1995: A Change Of Seasons (EP)
1997: Falling into Infinity
1999: Metropolis Pt. 2: Scenes from a Memory
2002: Six Degrees of Inner Turbulence
2003: Train of Thought
2005: Octavarium
2006: Score (Live with Octavarium Orchestra)
2007: Systematic Chaos
2009: Black Clouds & Silver Linings
2011: A Dramatic Turn of Events