Horn your horns - toot! toot! It's the traintastic world of Chuggington where eager engines, Wilson, Koko and Brewster are learning to become working trains.

The three trainees are thrilled to spend a day with Action Chugger, who makes flying look easy – but Wilson discovers it isn’t so simple after all! Dunbar’s exciting new training device causes a storm and can Brewster overcome his fear to win his rescue badge?