Getty The Knicks have had no shortage of famous faces in the stands this playoff run. But on May 4, one of their most devoted celebrity fans was two miles away, dressed in blue and orange for a very different kind of event. Christine Taylor spoke at the Cinema Society screening of “Influenced” earlier this week and explained exactly why she and husband Ben Stiller chose fashion’s biggest night over Game 1 of the Knicks-Sixers second-round playoff series. The reason had nothing to do with