This is a demonstration of the Fisher Price Thomas Trackmaster DEN engine form the Day Of The Diesels film. Den also runs on the Plarail trackbr br Subscribe to Our Channel here br Here at ToyTrains4u we make story, educational and review videos of all our favourite toys. So if you like to see the toys you actually play with featured in stories then Toy Trains 4u is the channel for you. We also have a lot of toy surprises by way of toys in surprise eggs or toys concealed in Play Doh.