Tweenies - I've Lost My Train

Musical pre-school series with the puppet people. Jake can't find his toy train. Milo is too busy playing, but Bella and Fizz help him look for it. They look behind and under lots of things but there is no sign of it. Milo has an idea, and the Tweenies make a runaway train out of cardboard boxes. It's a great hit with Jake, so they decide to have one last look for the toy train. Doodles finds it.