Thomas & Friends: Season 17, Episode 18

17 - 18: Santa's Little Engine

Sir Robert Norramby is organizing the Ulfstead Christmas Fair, and Sir Topham Hatt is asked to play Santa Claus. However, when he is told he will have to drive a sleigh, he begins to worry as he's never driven one before. When the sleigh finally arrives, Thomas has to rescue him when it breaks away on a hill.