Koko’s speed booster malfunctions and she speeds around Chuggington out of control. Chug Patrol get ready to rescue her with some strong nets, but even they can’t stop Koko. Brewster has been crushing rocks and saves the day by dropping dust onto Koko, which clogs up her booster and finally brings her to a standstill.

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► Meet The Chuggers:

Attention please Chuggers! Welcome to our Official Chuggington UK YouTube Channel. We’ve created a world of Chuggington for you and your Little Trainees to discover.

Keep your pre-schoolers entertained and jump on board the exciting adventures of three Little Trainees; Brewster, Wilson & Koko. Enjoy free access to full episodes and clips, singalongs and compilations whilst learning valuable life lessons such as teamwork, learning to listen, perseverance, patience, self-confidence and building friendships.

Remember to check back in every week for new Chuggington videos but for now, get on the fast track to pre-school or school readiness and have fun along the way!