"I'd always seen them at Avalon and Fillmore shows, and there was never any trouble,” Balin said. “But when we were playing, I saw these guys hitting people with pool cues right in front of the stage. I thought somebody should be doing something, so I jumped down and tried to break things up. One of them said, 'Marty, what are you doing down here? You're gonna get hurt.

Source: Los Angeles Times September 29, 2018 00:06 UTC