A few minutes later, the man indeed climbed onto the stage, with an apparently empty can attached to his forehead.
The band curates songs from a variety of influences from Tool, Rage Against the Machine, Soundgarden, Black Sabbath, Run the Jewels as well as their own compositions in a heavy brass filled symphony.
The urination incidenet last November provoked condemnation online, after a clip of the moment filmed by an audience member went viral.