Upcoming Events Muddfest 2019 presented by X-Fest April 27 @ 6:45 pm Pre-Registration & Inspection for City Surplus Auction May 1 @ 10:00 am - 2:00 pm City Surplus Auction May 2 @ 10:00 am View All Events Calendar of Events Find out what’s happening at the Sportscenter on our Calendar of Events. Book the Arena The Sportscenter offers affordable rates for ticketed and non-ticketed events. Learn more. Sponsorships Connect your brand to memorable events! Learn about sponsorship opportunities.