"When a young boy, Billy, moves house, he discovers a secret box hidden under the floorboards - a snowman-making kit! Billy builds his Snowman and, with a little spare snow, a Snowdog. At midnight, The Snowman and The Snowdog magically come to life. Join Billy on the most amazing adventure, as they fly over London to the North Pole and complete with an assortment of colourful characters in a very special race. On return, Billy must leave his new friends outside and return to bed - but first, a wonderful surprise awaits him..."--Container.