Dream Theater
Ij Dream Theater a son na formassion progressive metal formasse a Boston (Stat Unì) dël 1985.

La banda a l'é formà da John Petrucci, Mike Portnoy e John Myung.

Euvre prinsipaj

 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 
 2007 - Systematic Chaos 
 2009 - Black Clouds & Silver Linings
 2011 – A Dramatic Turn of Events
 2013 – Dream Theater 
 2016 – The Astonishing
 2019 – Distance over Time
 2021 – A View from the Top of the World

Formassion musicaj djë Stat Unì d'América