Dream Theater celebrate their first two decades as progressive rock icons in this concert recorded at Radio City Music Hall. Featuring an overview of their greatest hits (including several performed with a full orchestra), the group thrilled fans with such selections as "The Root of All Evil," "Raise the Knife," "Vacant," the "Octavarium" song cycle, "Metropolis," and more. 180 min. Soundtrack: English Dolby Digital 5.1; bonus performances; "making of" documentary. Two-disc set.