Ivor has a Bear Behind - a great big, booming bear who has the habit of appearing at just the wrong time. So the morning Ivor wakes up to the most magical, glittering blanket of snow, he's determined to keep his Bear Behind hidden away and enjoy his snow day. But when a little fib slips out about his sledging skills, his lie begins to snowball out of control - and so does his very silly, very chilly Bear Behind.