Thomas and the Big Balloon is the 1st episode of Season 7 part 2.
One day, Thomas was at Brendam Docks waiting for his special. He was to pull the big balloon to the fair. Just then, James was at a junction, he saw the balloon, he liked it. All of the other engines liked it too. Just then, Harvey was at Dryaw Station seeing it, he liked it too. Then there was trouble, Thomas sped through the trees trying to make balloon pop. Harvey came to rescue, but Harvey's hook accidently popped balloon. Find out what happends soon.
- Sir Tompham Hatt
- Henry (does not speak)
- Gordon (cameo)
- Percy (does not speak)
- Spencer (cameo)
- This episode marks it's first appearence of the Sodor National Fair.
- Due to its balloon energy, the balloon would not pop if it was hard rubber.
- Breakvans should have been added to Henry and Thomas' trains.