Further details are shaky at this point. It is unknown if Stubblefiled was intoxicated, but he was reported to had been drinking with friends during during the show. Paramedics on the scene attempted to revive him before he was taken to Highland Hospital in Oakland, where we was pronounced dead on arrival. 

Spokespersons for KISS told reporters from Launch.com that the band members were saddened with the news and they were unaware of the accident until after the shows conclusion.