The Feast of San Gennaro in Little Italy, New York, is celebrated through a vibrant street festival that features religious processions, food stalls, and entertainment. Attendees enjoy authentic Italian cuisine, including cannoli and sausage sandwiches, while participating in games and activities. The main event includes a mass honoring San Gennaro, alongside a grand parade that showcases cultural pride. This celebration embodies community spirit and the rich Italian-American heritage, bringing together diverse groups in a festive atmosphere of food, faith, and fun.