Reliable Source: Why 'Karate Kid' Ralph Macchio went to a holiday party in Alexandria

Hey, isn't that ..."Karate Kid" Ralph Macchio, mingling at a holiday party in Alexandria, Va., on Saturday evening? The actor, wearing a suit and button-down (and a black belt, but not that kind), gamely posed with guests for all sorts of social-media evidence of the "Look, I met the guy whose poster was in my middle school locker" variety.