Nearly 30 years after Plush dominated airwaves and just two years after electing a Michigander as its new singer, Stone Temple Pilots continue to forge ahead this time with a co-headlining tour. STP embarked on a 12-date run of co-headlining performances with Long Beach rockers Rival Sons earlier this month, and visited Michigan Lottery Amphitheatre at Freedom Hill on Friday, Sept. 27.