Kitty is excited about visiting the funfair with her cat crew. But Pixie has made a new friend and doesn't want to play with Kitty anymore. She wants to play superheroes with Hazel instead. The problem is, Pixie and Hazel aren't acting like superheroes, they are acting like supervillains! Before long they both find themselves in trouble at the top of the Big Wheel, and only a true hero like Kitty can save the day . . .