See Oliver's exciting discovery at the construction site for the new school. When Patrick announces he is the most important engine, not everyone agrees....how does the team decide who is the most important? Can Kelly save Isobella, and see who is hiding in the forest? All aboard for non stop excitement with Thomas! Our Story Stops Are: A Visit From Thomas, Jack Owns Up, On Site with Thomas, Percy's Scary Tale, Kelly's Windy Day, A Happy Day For Percy.