At Knapford Station, Dowager Hatt is having a welcome to Sodor party. Sir Topham Hatt asks Thomas to take the visitors on a tour of Sodor. Thomas asks the visitors to ride on the Express, but it's too heavy for Thomas. He doesn't want Gordon to see that he has to drop off passengers to make the Express lighter. To avoid Gordon, he leaves the visitors to enjoy "the Sights of Sodor" at the Quarry and in a field! Dowager Hatt realizes that the important visitors are missing and Gordon is sent to collect the visitors. But a job needs doing! The balloons have to be collected from the Docks for the party. Thomas is fast. He picks them up and proves that he is Really Useful, just in a different way than Gordon! Whiff is given the job of collecting trucks of garbage from across the island. Whiff hears Spencer being praised for his grandness. Whiff wishes that he, too, could be a grand engine, so he searches for opportunities to be grand. The tracks come to a standstill because Whiff's garbage...