The Kingdom of Clean! is the third episode in Season 5. It premiered on November 1, 2019
Dirty Deema steals Molly and Gil's soap and makes the Kingdom of Clean very dirty; Molly and Gil have to get their soap back and clean up the kingdom.
The episode starts at the school where Mr. Grouper pretends to be a King the King of Clean to be exact. He commands the Guppies to wash their hands. He explains washing them is 1 great habit. Oona asks what habits are. Nonny answers "Habits are things you do over and over again" Zooli says brushing your teeth every night is a great habit. Grouper gets everyone to think about healthy habits (soap and toothpaste) This inspires the kids to sing What You Do to Be Healthy.
It is then time to go outside. In a dirty kingdom Molly and Gil sell cleaning supplies to everyone but what they didn't know was that it was ruled by a mean girl named Dirty Deema and her ogre. They saw their cleaning supplies and she demanded her ogre to take it back to their home. Oona took Molly and Gil to see King Grouper.
Pop Song: What You Do To Be Healthy