Embarking on a train trip to visit his grandmother, Pete the Cat accompanies the conductor on a tour of the train, looks at the engine and blows the whistle while making new friends and playing train-themed games.

Pete the cat loves the buttons on his shirt so much that he makes up a song about them, and even as the buttons pop off, one by one, he still finds a reason to sing.

When a dragon kidnaps Lady Callie, Sir Pete the Brave must come to her rescue.