When did Chuggington Season 4 Episode 20 air?
Chuggington Season 4 Episode 20 aired on April 11, 2014.


Koko, Brewster and Wilson are three young, adventurous trainee "chuggers", learning about working on the railway in the town of Chuggington, with the help of the railway controller, Vee, the older engines, and their human friends.
Brewster has his first chuggineer test and Wilson is on Safety Patrol.
Direct answers for episode-level questions and details.
Chuggington Season 4 Episode 20 aired on April 11, 2014.
This episode runs for approximately 10 minutes.
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