Getting a chance to choose a guest speaker at their third grade graduation, A.J. and his classmates have their minds set on the most popular singer and rapper in the world, Lil Mouse, to have the greatest graduation in the history of graduations.

Quirky fourth-grader Oggie Cooder goes from being shunned to everyone's best friend when his uncanny ability to chew slices of cheese into the shapes of states wins him a slot on a popular television talent show, but he soon learns the perils of being a celebrity--and having a neighbor girl as his manager.