How does Chewbacca make his way into a Glee Christmas? It looks like the Wookiee comes bearing some directorial advice for Artie.In tonight’s episode (8/7c, Fox), Artie (Kevin McHale) will be tasked with directing New Directions’ Christmas special, and will get some help from a galaxy far, far away.”A Wookiee comes to him in the middle of the night and speaks to him,” series star Matthew Morrison tells TVGuide.com. Morrison got to do double-duty for the special, acting in and directing the episode, “Extraordinary Merry Christmas,” which he describes as “nothing like you’ve ever seen on Glee