<p>Disaster. Detention. Disappearing shoelaces? When Mia and Chip are involved you can count on one thing-mayhem. From fake bandits during Fitness Week to wild cafeteria chaos the duo's outrageous ideas always seem to spiral into school-wide spectacles. But this time the mayhem is spreading-and not even the Young Investigators Club is safe. With exploding glitter upside-down days and locker mix-ups galore can Mia and Chip avoid total disaster? Or will they (accidentally) become the legends of United Middle School?</p>