HEATED RIVALRY This is an 18+ event. Support acts subject to change. Wear your Cotillion merch and jump to the front of the GA line. All sales are final. No exchanges or refunds unless a show is cancelled or postponed. If you need help finding your confirmation email, please visit the Etix Order Lookup option. Wichita! The viral party @club90s_la takes over The Cotillion Ballroom on 2/20 for the ultimate Heated Rivalry Night. Dance all night to HR edits, pop throwbacks, queer anthems, and nonstop high-energy hits. Photobooth, giveaways, and more.