Join Brad Caldwell and the Waterloo Squares for a 50s Dance and Ice Cream Sundaes on July 18, 2023. 50s Dress Attire encouraged. South Austin Senior Activity Center, 3911 Menchaca Rd., Austin, Texas. Line dance lessons are from 6:15-6:45pm. Square dance from 6:45-8:45 pm. We hope to see you there!