The 4th of July “Fireworks on the Hill” is on. WDTV News Channel 5 and the Greater Bridgeport Convention & Visitors Center are again teaming up to bring the premier fireworks show to area residents. Spectators can park at Home Depot, Gabriel’s, Eastpointe and NewPointe plazas to watch fireworks light up the sky. The show begins at 9:30 p.m., Friday, July 4.