John Petrucci
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John Peter Petrucci is an American guitarist and a founding member of the progressive metal band Dream Theater. He produced all of Dream Theater's albums from Metropolis Pt. 2: Scenes from a Memory, o
Petrucci performing in 2025
Petrucci in 2007
Liquid Tension Experiment
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Liquid Tension Experiment is an American instrumental progressive metal supergroup founded by Mike Portnoy in 1997. The band initially released two albums, between 1998 and 1999. An extension of their
John Petrucci
…with the same name, the group later became Dream Theater. While Petrucci is most commonly associated with Dream Theater, he is also in the project band Liquid Tension Experiment, and has appeared as a guest on records by other artists, such as the Age of Impact album by the Explorer's Club. Petrucci has released a guitar…
Liquid Tension Experiment onstage at Nearfest 2008. Bethlehem, PA.. From left: Jordan Rudess, Tony Levin, Mike Portnoy, John Petrucci.