- You’ll be a happy camper when you unwrap Santa’s Trailer Music Box. This handsome resin collectible measures 9” wide and features a retro camper with a rotating Christmas village scene inside. Santa’s Trailer Music Box lights up and plays eight holiday classics: “Jingle Bells,” “We Wish You A Merry Christmas,” “Silent Night,” “Deck The Halls,” “Joy To The World,” “The First Noel,” “Hark! The Herald Angels Sing” and “O Christmas Tree.”