The Gateway Festival Orchestra of St. Louis continues its 54-year tradition of FREE outdoor concerts on Sunday evenings in July. Every concert features a blend of classical and popular music, performed by a 50-piece ensemble of professional musicians. Bring a lawn chair or a blanket for relaxing on the grass in beautiful Brookings Quadrangle on the campus of Washington University. Parking is free. Ted Drewes Frozen Custard is available for purchase, and children receive an attendance prize. “Notes to Munch On / Meet the Artists” pre-concert discussion begins at 7:10pm. The concert begins at 7:30.