Tom plays the trumpet and it leads to a Tots mini-parade. Tilly and Tom go for a ride in a steam train and Tiny plays engineer. At the Tots' house, there is a lot of fun in store, when they pretend to play trains in the garden.
Children love sound, especially sounds they can make.
Part of the fascination Tom had with his trumpet is simply that HE found it and HE is playing it. This script is about another thing Tom and his trumpet have in common - belonging.