公式より
『Special advance purchase discount tickets are available for this event. To get this special discount price you must purchase your tickets by December 15, 2007.
Limited Time Discount Price:
Ages 10 and over: $33.95 + tax
Ages 3-9: $29.95 + tax
Day of Event Price:
Ages 10 and over: $45.95 + tax
Ages 3-9: $39.95 + tax』