Hubie and his family take the Broadway Blazer to the 1939 World's Fair, but Hubie get off and has a series of adventures trying to get back to his family at the fair. In comic book format.
Matt visits his grandfather, who operates the Zamboni at the hockey rink, and on his last night there, he becomes the youngest Zamboni driver of all time.
The animal inhabitants of Mud Flat play April Fools' Day tricks on each other involving flying saucers, disappearing neighbors, and water-squirting flowers.