After primusville busted out “Harold of the Rocks” and “Groundhog’s Day” to open its set at redrocksco, frontman Les Claypool took a moment to address the packed crowd. “So much shit has happened since the last time we met,” he said. Clad in a shining gold suit and a porkpie hat with a jaunty feather, he had one leg propped up on an amp, leaning over his bass as he surveyed the audience alongside his bandmates, guitarist Larry LaLonde and new drummer John Hoffman. “One thing is, we have a fellow back here by the name of John Hoffer, Hoffington,” Claypool continued, as Hoffman put his sticks in the air to a long, rushing round of applause. “And Hoffer’s extraordinarily happy to be here. Fortunately, he had a tall snare drum that hides his massive erection,” he said. Claypool said the band wanted to do something “special” to mark Hoffman’s first Red Rocks show, “and we literally came up with this this afternoon,” he told the audience. “I think you guys are either going to love it, o...