After cute and cuddly creatures named "Gigglepies" invade and capture Yugopotamia, Mark Prince flees his planet to enlist the help of the "mighty Earth warrior" Timmy Turner in defeating the threat.

Mark Chang is on the run from his enraged bride-to-be whom he left at the altar. He looks to the only Earthling who can help, Timmy Turner.

Mark Chang is called back to the planet Yugopotamia to become King when Princess Mandie sizes the throne from his father, and Timmy has to get help from Vicky to save Mark and his people.

Feeling ignored by his family,Poof runs away to Yugopotamia where the unappreciated Queen uses his cuteness to scare the residents into giving her whatever she wants.