Marvin's school day is already off to a very unusual start. It's "hole day," which means everyone, including his teacher Mrs. North, is wearing their very holiest clothes! But things are about to get even crazier when Principal McCabe bursts in with a huge announcement: the President of the United States is coming to visit, and there's no time for anyone to change! Imagine the cameras, the excitement, and all the important questions! Marvin, who secretly believes he's the lost prince of Shampoon because he looks so different from his family, finds himself right in the middle of all the action. With the President watching and television cameras rolling, can Marvin solve his biggest math problem yet? Get ready for a hilarious and unforgettable day at school where anything can happen when the President drops by!