10/27/2018 OC Nightmare Halloween Party and Costume Ball: two floors x two rooms music • 3 areas • 4 DJs; Oct 27 at 9:00 pm. The Circle OC, 8901 Warner Ave, Huntington Beach, CA 92647. This monster-sized bash is set to star headlining DJ Chris Garcia playing house and Top 40 open format hits, access to two big rooms, a giant dance floor, amazing sound system, spooky decor and more online at www.whatshappeninghalloween.com