The team takes a journey on one of Britain's few remaining steam railways. Joining them are special guests mathematical whizz Carol Vorderman and actor Bernard Cribbins. There's music from the Railway Children and Emma Forbes will be conjuring up a railway feast. Will everyone catch the right train and make it to the end of the line before Grandstand? Tune in this morning and find out. With Sarah Greene and Phillip Schofield featuring Trevor and Simon.