Duncan the Grouch
- Episode aired Dec 14, 2019
- Not Rated
- 9m
Sick of Duncan's constant complaining around the festive period, the engines and Mr. Percival come up with a plan.Sick of Duncan's constant complaining around the festive period, the engines and Mr. Percival come up with a plan.Sick of Duncan's constant complaining around the festive period, the engines and Mr. Percival come up with a plan.