N.O.-based band formed in wake of Katrina at Ardmore, Sat. By Denny Dyroff, Correspondent, The Times New Orleans-based Honey Island Swamp Band makes its Delaware Valley debut Saturday night at the Ardmore Music Hall. When Hurricane Katrina slammed into New Orleans in August 2005, it swept away vehicles, buildings and just about everything in its path — including people. Thousands of the city’s...