CGI animation. Ernie, controller of International Underground, is always on hand to help his friends and to get passengers to their destinations. He is helped by trains Victoria, Bakerloo, Circle, Jubilee and the twins Hammersmith and City. On his rounds Ernie finds an old lamp. When Bakerloo sees it, he is convinced it's a magic lamp and must be locked away immediately for safety's sake. However, when Mr Rails sees it, he thinks it would make a great kettle. Show less