Summary: On their way to a celebration for Thomas' 10,000th delivery, Percy tries to help Thomas with his big speech, but Thomas fails to listen. While distracted, Thomas doesn't notice when Percy falls off the track and gets lost. Percy tries unsuccessfully to find his way to familiar terrain.

Summary: When Bruno comes along to help Diesel get a heavy load to the Lighthouse, Bruno tries suggesting a safer route, but Diesel doesn't wait long enough to listen to him.

Summary: While Kana and Thomas deliver aquarium materials for the Vicarstown Fish Day, it's up to steady Percy and Nia to deliver the fish themselves.

Summary: When Ashima is set to arrive on Sodor, Thomas and his friends attempt to go the extra mile in order to make the island seem fantastic! Thomas plans an extraordinary welcome that includes a tiger, painted dock, and big dance number. But when the spectacular plan gets ruined at every turn, the friends imperfect welcome still makes Ashima's arrival extra special.

Summary: The engines are revved up for their homemade obstacle course event known as the Tri-and-a-half-a-lon. During practice, Nia worries that she's never been able to beat the timer, but Sandy and Carly encourage her to keep practicing before the event the next day.

Summary: When Carly gets a new magnet to help Tess the Troublesome Crane load up a shipment of metal crates, she struggles with the new tool. Carly is frustrated that she's making mistakes during the job. Sandy and Thomas reassure Carly that she needs give herself time to be bad at it.

Summary: After Percy gets in an accident and ends up with a broken axle, Nia temporarily takes over his mail delivery duties for him - and her mail delivery is even quicker! Percy thinks the replacement is permanent.

Summary: Thomas and Percy are excited to deliver a special balloon for the hot-air balloon festival, but the balloon is wrapped up tight. They're instructed not to peek at it until they arrive. While making the delivery, part of the balloon pops out of its tarp and the wind carries it skyward, along with Percy.

Summary: Carly has developed a terrible squeak, and Sandy finds an oil can to give her a feel-good surprise, but when she tries to make the fix bigger and bigger, she creates a wacky robot oil can squirter.

Summary: After a huge storm hits the Island of Sodor, the power gets cut out. Thomas is tasked to deliver the generator to Knapford Station without getting stuck, but chooses to not get help from any of his friends.

Summary: Thomas and Percy explore a brand-new track the evening before the route is opened. Everything seems new and exciting, and even a night spent stuck in the mud turns into a wonderful experience.

Summary: On Sodor Clean-Up Day, the engines all head to Norramby to help pick up, but when the mysterious Stink Monster takes Percy, the engines must work together to save him.

Summary: With the holidays just around the corner, Thomas and Percy are determined to deliver the mail to all the patrons of Sodor.

Summary: It's Christmas time in Sodor and every engine is excitedly preparing for the holiday, especially Bruno who is excited to put his star on the tree. It's his tradition! When the Christmas tree can't be delivered, Thomas and Percy learn why traditions are important to Bruno.

Summary: While out on a delivery to Whiff's Recycling Plant with his beloved buddy Boxy in tow, Thomas realises that his pal is on his last crooked axle.

Summary: Ashima discovers that she has to prove to the others that she's more than meets the eye.

Summary: When Thomas is assigned to guide Diesel and Percy on their deliveries in case of snow, he must learn that he needs to use his plow responsibly for his friends and their tasks!

Summary: When Gordon leaves Thomas in charge for the day, Thomas sees it as his chance to prove what a good leader he is.

Summary: When Kana wants some alone time to herself, her friends misunderstand and think that she is upset about something.

Summary: After Thomas is sprayed by a skunk, he finds it hard to make a very important delivery to Vicarstown.

Summary: Whiff tasks Nia with getting an Earth themed ball to Norramby Beach. But everywhere Nia goes, something is always wrong, forcing her to make drastic changes in her plan.

Summary: Diesel is upset about constantly getting boring jobs, so Kenji offers to switch places with him for the day. But the results are disastrous!