Part 1: The Monkey King is having a party and Kai-Lan and her friends help him decorate. However as the preparations begin, the gang tries out some of his things, causing a big mess. So Kai-Lan and her friends apologize to the Monkey King for causing the mess, and the Monkey King says it was an accident. Part 2: Finally, Kai-Lan and her friends point out that their clothes are dirty; The Monkey King switches the dirty clothes with Monkey King costumes, they finish decorating, and Kai-Lan receives the "very newest" Monkey King book from the Monkey King.