Meet the Littles, a family like any other but with a few tiny differences! They live in the walls of the Bigg family house where they get everything they need. In return they make sure the Bigg house is always in good repair.

When Dinky comes home from his latest adventure, he's not alone. Della came back with him and they're going to be married! But a tiny person wedding takes a huge amount of preparation. The Littles need to get everything ready and travel to a neighboring house by the next day. Will they be ready in time?