It's time for the ultimate Sour vs. Sweet showdown! Amber Cinnamon and the rest of the Sour Sweeties have a new evil plan: Take over Yummiland once and for all! With the Yummi Crew distracted, the Sour Sweeties sneak into the Club House to steal the magical lip gloss kit. Can the Yummi Crew make it back in time to stop them, or will the Sour Sweeties finally get their hands on this ultimate power and turn Yummiland spicy?