Liquid Tension Experiment

Progressive Rock/Metal Supergroup

Liquid Tension Experiment is an instrumental progressive rock/metal supergroup formed in 1997, consisting of guitarist John Petrucci, bassist Tony Levin, keyboardist Jordan Rudess, and drummer Mike Portnoy. The band is known for its technical proficiency and complex compositions, often characterized by extended improvisation and a fusion of various musical genres. The members of Liquid Tension Experiment originally came together as a side project during a hiatus in their respective careers with other bands—Petrucci and Portnoy from Dream Theater, Levin from King Crimson, and Rudess from his solo work before he joined Dream Theater.