Happening this weekend in Elkin: Check out Food Truck Friday in downtown Elkin at the Farmer’s Market shelter from 11 until 7 p.m. Foothills Arts Council hosts a Purse Auction benefiting The Ark, Friday at 6 and the Elkin Big Band plays at 7. Saturday, be sure to check out Obscura Day: A Cabinet of Curiosity from 2-4 p.m. at 332 West Main Street.