Trident Technical College presents Main Street USA program on Friday, July 18, from 6:30 to 8:30 p.m. The event takes place at Trident Technical College, Building 410, rooms 212-216. There will be refreshments, including ice cream sundaes, and the Charleston Barbershop Chorus and the River City Jazz Band will be performing, too. Admission is free. For more information, call (843) 574-6012.