SpongeBob returns to the Milkshake Academy after discovering his milkshake license has expired. A head injury makes Squidward think he's a baby, and SpongeBob and Patrick must look after him.
Bob l'éponge apprend que sa licence de milkshake a expiré et est obligé de retourner à l'académie de milkshake. Squidward se frappe la tête et redevient un bébé, et c'est à Bob l'éponge et Patrick de prendre soin de lui.