By Todd Epp Stampede ugly Christmas sweater graphic. SIOUX FALLS, S.D. (KELO.com) — The Sioux Falls Stampede are hosting their Ugly Christmas Sweater Night presented by The Salvation Army. Players will wear special holiday-themed jerseys that fans can win through an online DASH auction during the game. Proceeds will benefit The Salvation Army. Pull out your ugly Christmas swear and wear it to the game for the chance to win some great prizes. Santa will be in attendance and available for some selfie pictures. You can also listen to the game on KELO Radio. Date: Saturday, December 19 Sponsored by: The Salvation Army