Photos by: Amanda J. Cain

The biggest EDM promoters in Chicago, React Presents brought big stars out to Reaction NYE in Rosemont, IL for the big New Year's Eve bash. Over two nights, December 30-31, massive acts like Deadmau5, Skrillex, Get Real (Claude VonStroke + Green Velvet), Purity Ring, CHVRCHES, Bonobo, Cherub, The Floozies, and Thundercat showed off their skills for the crowd. Enjoy these insanely cool photos.