The Polar Express will be presented from 5 to 8:30 p.m. on December 16 at the Littleton Opera House. Moviegoers are encouraged to enjoy the show in their favorite PJ’s, just like the characters in the film. Boarding starts at 5 p.m., and the train leaves at 6. Tickets cost $3 each and are available at the Opera House Monday-Wednesday, 10 a.m.-2 p.m., or call (603) 575-5324, and at The Little Village Toy & Book Store. Only 400 tickets are available.