, USA The Movie Star I Met in Chinatown September 6, 2014 KeepCalmAndWander 1 Comments Jun Yu is the movie star I met in Chinatown San Francisco. When our group arrived at Ross Alley, he waved his hand and told everyone that he is a movie star! He is the only celebrity I met in my two-week trip to California. 🙂 His claim to fame?