This document provides information on various entertainment events happening in and around St. Louis from October 19-21, 2017, including concerts by Twenty One Pilots, Kansas, Alice Cooper, and Fleetwood Mac, a Halloween race in downtown St. Louis, trick-or-treating for kids and dogs at Purina Farms, and a St. Louis Blues hockey game versus the Toronto Maple Leafs. Website addresses are provided for ticket and additional event information.