OCEAN BEACH — Ocean Beach Surf & Skate will host its sixth annual Holiday Skate Jam in the OB Pier parking lot on Saturday, Dec. 4 from 10 a.m. to 9 p.m. Entry for the all-day event is free. Open skate takes place from 10 a.m to 1 p.m, with skate contests from 1 to 4 p.m. and open skate from 7 to 9 p.m. Entry forms are available at the shop, 4976 Newport Ave. For more information, call (619) 225-0674, or visit www.obsurfandskate.com.