The Film That Changed Christmas (47 min) This year marks 40 years since Channel 4 first broadcast the animated adaptation of Raymond Briggs' much-loved children's book The Snowman. Children's authors Tom Fletcher, Joseph Coelho and Dapo Adeola celebrate a film that has become an essential part of the British Christmas, while members of the team who created it share their memories. Narrated by Mandip Gill. Chapter 2: The Snowman (26 min) Raymond Briggs' festive favourite, a wordless animated fantasy telling the story of a small boy whose snowman magically comes to life and whisks him off on the journey of a lifetime to the North Pole. Howard Blake's score includes the award-winning song Walking in the Air, which was taken to number five in the charts by a young Aled Jones, but is here sung by Peter Auty. Chapter 3: The Snowman and the Snowdog (24 min) Animated sequel to Raymond Briggs' classic festive tale The Snowman, telling the story of another youngster's magical Christmas. A boy's snowman and snowdog come to life at the stroke of midnight and take him on an adventure to the North Pole, where he and his new companions meet an assortment of colourful characters, including Santa himself, before returning home - where a wonderful surprise awaits