Update: 1/14/11 According to @EPCOTCENTERed the Creatures hat was accidentally sold in Disneyland back in October or November of 2010. (Confirmed)
1/13/11-We found these at D-Street Florida while waiting for Star Wars. $49.95 each. The top one is based on the Hidden 28 9″ and the bottom one is based on the Creatures 9″ 3″ set. Both sets will be out on January 21st at both D-Street locations.