Winchester-Hagerstown Shootout I. Today, 7:30 p.m. Hagerstown Speedway, 15112 National Pike, Hagerstown. $12. Call 301-582-0640; send e-mail to email@example.com; or go to www.hagerstownspeed way.com on the Web.
'Brotherhood of the Wolf'
Based upon an 18th-century legend of a mysterious beast that left a trail of mutilated victims and spread terror among people in southereastern France. Hosted by Shepherdstown Film Society. Rated R. Today, 7 p.m. Shepherd University's Reynolds Hall, King Street, Shepherdstown, W.Va. Free.
Local authors are invited to attend and to bring their books for sale and book signings. Saturday, 1 to 3 p.m. Washington County Free Library, 100 S. Potomac St., Hagerstown. Free, open to the public.
Beck & Benedict Hardware Music Theatre hosts a twin-bill bluegrass concert featuring Iron Bridge from Hanover, Pa., and The Twin Hill Express from Waynesboro, Pa. Saturday, 7 p.m. The Barn, 118 Walnut St., Waynesboro, Pa. Tickets cost $10; free for ages 11 and younger. Call 1-717-762-4711.