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HOLLYWOOD, CA - MAY 21: Musicians Stephen Stills, Neil Young and Chris Stills perform onstage at the 4th Annual Light Up The Blues at the Pantages Theatre on May 21, 2016 in Hollywood, California. (Photo by Kevork Djansezian/Getty Images for Autism Speaks)

HOLLYWOOD, CA - MAY 21:  Musicians Stephen Stills, Neil Young and Chris Stills perform onstage at the 4th Annual Light Up The Blues at the Pantages Theatre on May 21, 2016 in Hollywood, California.  (Photo by Kevork Djansezian/Getty Images for Autism Speaks)