Virginia-based roots-rock sensation Dave Matthews Band will perform at Nissan Pavilion on Saturday. Reggae group Toots and the Maytals will also perform. Both bands have been together for more than 10 years. Gates open at 6 p.m. The show starts at 7 p.m. Tickets are $36-$61. Nissan Pavilion is at 7800 Cellar Door Drive in Bristow, Va. For tickets, call 410-547-SEAT or go to ticketmaster.com.