The Challenge
S02E12 Pop Goes the Diesel
Duck proudly brags about his Great Western heritage and his importance, irritating his friends. Soon after, the Fat Controller presents Diesel, a shunter who’s being evaluated. He requests Duck to guide Diesel, but Diesel confidently dismisses Duck’s help. Left on his own, Diesel soon finds himself in trouble with some trucks. After the mishap, he wrongly blames Duck for his predicament...
Season 2 Episodes
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Thomas, Percy and the Coal
Cows
Bertie's Chase
Saved from Scrap
Old Iron
Thomas and Trevor
Percy and the Signal
Duck Takes Charge
Percy and Harold
The Runaway
Percy Takes the Plunge
Pop Goes the Diesel
Dirty Work
A Close Shave
Better Late Than Never
Brake Van
The Deputation
Thomas Comes to Breakfast
Daisy
Percy's Predicament
The Diseasel
Wrong Road
Edward's Exploit
Ghost Train
Woolly Bear
Thomas and the Missing Christmas Tree