Thomas & Friends S01E26 - Thomas' Christmas Party

Based on the story of the same name, released alongside the series in 1984.

It's Christmas on the Island of Sodor. All the engines are busy with passengers and parcels, especially Thomas and Toby. Thomas wants to hold a special party for Mrs. Kyndley, after saving him from a nasty accident. Unfortunately, Mrs. Kyndley's house is snowed in and the two engines, along with Terence, have to save her.