SAN GENNARO FESTIVAL - Pt.  1 – You can’t find a better guide to Little Italy’s famous festival than Mathew J. Mari.  Born above Angelo’s Restaurant at 146 Mulberry Street, Matt takes us from beginning to end of the celebration, pointing out restaurants, social clubs, with tales of characters whose businesses and escapades are legendary.  Part I ends with Matt bumping into living legend “Baby John” DeLutro as they head inside the Cannoli King’s Caffe Palermo.  To be continued…