The iconic Red Rocks Amphitheatre, near Morrison, Colorado was the perfect setting for South Park: The 25th Anniversary Concert, given that show creators Matt Stone and Trey Parker met at the University of Colorado, Boulder. The three-hour, 30-song event featured Primus (Les Claypool, guitarist Larry “Ler” LaLonde, and drummer Tim “Herb” Alexander), Ween (guitarist vocalists Dean and Gene Ween—a.k.a. Michael Melchiando Jr, and Aaron Freeman—bassist Dave Driewitz, drummer Claude Colman Jr, and keyboardist Glenn McClelland), Stone, Parker’s character voices, and a major surprise. An elaborate stage setup included the gear for Primus and Ween on separate halves, with a piano for Parker and several instruments for S