I don't think anybody has mentioned the Caspian ad that played during the Superbowl yet! I absolutely loved it, this one definitely looks scarier than the Lion the Witch and the Wardrobe...the guys in the masks were kinda frightening:
http://www.youtube.com/watch?v=Vnf7_GrbTac
http://www.youtube.com/watch?v=Vnf7_GrbTac