Martin Yan will do a cooking demo (2:00--4:00) and autograph his new cookbook "Martin Yan's Chinatown Cooking" (4:15--6:00) Feb. 8 in Walnut Creek Andronico's Food and Event Center. Locust and Olympic. 925-314-4362. (Photos of the store by Melanie Wong in link below. The Walnut Creek location is the second best Andronico's. First is Danville).