Resolving to become the world's greatest stand-up comedian despite less-than-funny challenges in his life, wheelchair-bound middle school student Jamie Grimm endures bullying from his mean-spirited cousin and hopes he will be fairly judged when he enters a local comedy contest.

When a new principal threatens to close the school library, Jamie Grimm tries to save the day by teaching a comedy class for his fellow students.

Comedian Jamie Grimm, accompanied by Uncle Frank, New Aunt Flora, and friends, circles the globe as host of regional competitions, then competes, himself, in the Planet's Funniest Kid Worldwide contest.

Comedian Jamie Grimm can't help feeling like he's reached the top, he has his own smash hit television show and he's won a national funny kid competition. Now he's taking his fame and fortune to international levels by competing in the upcoming world kid comic contest! Will Jamie prove that he's the funniest kid on Earth, or does he stand to lose his crown?

Wheelchair-bound middle school student Jamie Grimm's recent victory in the Planet's Funniest Kid Comic Contest leads to a television sitcom based on his life, but being the star of the show forces him to balance his newfound success with the responsibilities of being a good friend.

"While on a mission to win the Planet's Funniest Kid Comic regional competition, New York middle schooler Jamie Grimm copes with rival comics and bullies, a buddy in trouble, and a sudden family emergency, all with a sense of humor and a loyal group of friends"--Provided by publisher.

As the Planet's Funniest Kid Comic finals near, Jamie faces a whirlwind of attention at school and in the media and the fame starts to go to his head, but in Hollywood with Uncle Frankie, some of his fellow comedians quickly show him what competition and pressure are all about.