For those interested in sips, samples, and a stroll, the 12th annual Foothill Celebration is right up your alley. The event will take place 1-3 p.m. today in downtown Grass Valley, where attendees can enjoy local wine from 32 wineries, food samples from 25 restaurants and vendors for the ticket price of $40, which contributes toward the improvement of the downtown Grass Valley. “It’s a huge, huge event,” said Julia Jordan, executive director of GVDA. “People enjoy it because our whole little motto is you get to come downtown and you stroll, you sip, you sample and you shop.” The …