Entertainment Photos: Nihilist Shock Rockers Slipknot And Marilyn Manson Hit Concord August 14, 2016 / 12:00 PM PDT / CBS News Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Marilyn Manson Live in Concert Marilyn Manson Performs at the Concord Pavilion in Concord, California August 13, 2016.(Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite) Slipknot at Concord Pavilion Slipknot Performs at the Concord Pavilion in Concord, California on August 13, 2016. (Photo by Chris Tuite)