The Grand Rapids Historical Society is sponsoring the “Rhythm on the River” music series, the first of which is occurring on Sunday, June 25, at 4 p.m. The concerts will be presented at the Wright Pavilion, on the towpath between the canal and the Maumee River behind LaRoe’s Restaurant in downtown Grand Rapids. The first concert will feature Hepcat Revival, a 7-piece jump blues and jazz b...