A runaway on Christmas Eve is the last thing the engines need. Fortunately, there's one engine who can stop it...
This episode contains examples of:
- Christmas Episode: The second one of the series.
- Only Known by Their Nickname: Diesel averts this by referring to Duck by his real name "Montague", despite that he was never told about it during his first visit to Sodor.
- Runaway Train: Gordon became one after his driver trips over and starts him without any crew members on board. Luckily, Diesel came and stopped him.
