Barkley's School for Dogs 3 Top Dog Author:Debbie Dadey, Marcia Thornton Jones The dogs of Barkley's have a chance to appear in a TV commercial, and only one will make the cut. Jack wants to be the next star, but to get to the top he will have to beat out his friends - and his bully enemy. The competition turns, though, when Jack finds out that producer has other plans. There may not be a top dog after all.