Barney and Jim are on their way to deliver a special birthday present to Jim's grandson when their boat breaks down. It looks like they won't make it to the party - until Puzzle the horse steps in to save the day. But Puzzle turns out to be quite a handful... Barney lives in a narrowboat with his owner, Jim. He loves cruising along the canals and rivers, meeting new people and having adventures. Barney The Boat Dog is a series of warm-hearted tales from classic author, Linda Newbery.