Question: free things to do on your birthday in san francisco?
Answer: Free slice at Pizza My Heart. ...  Free burrito at Baja Fresh. ...  Free mug at Benihana. ...  Free entree at Rubio's. ...  A free kid's meal at the Old Spaghetti Factory. ...  A free slice of cake at SusieCakes. ...  Free stack of pancakes at IHOP. ...  Free CPKids meal at California Pizza Kitchen.