The Hull Nantasket Chamber of Commerce will hold the annual Hull Holiday Showcase on Saturday from 10 a.m. to 4 p.m. at the Nantasket Beach Resort. The event features two floors of shopping with more than 60 local vendors. Santa will be there for photos, and there will be a special “kids only” shopping area, where volunteers will help youngsters choose gifts for their family and friends. In addition, the Board of Health will give free flu shots to Hull residents 7 and older between 10 a.m. and 2 p.m. The resort is located at 45 Hull Shore Drive.