Thomas & Friends S3 E10 - The Trouble with Mud

Thomas & Friends

Thomas & Friends S3 E10 - The Trouble with Mud
6.7

Gordon is smothered in mud, but refuses to be cleaned. So the Fat Controller, as punishment for disobeying orders, orders him to pull trucks, whilst James looks after the Express. But in the end, after Gordon helps James, he learns that "Having a wash down is essential to every engine."