The girls of K3 are excited, because their cousins will come visit them for the weekend. But there not excited anymore, because their cousins are obnoxious. They break everything in their apartment. Karen calls them terrorists. Angel Manuel sends his assistant Tuur to go take K3's cousins. Tuur made a mistake and brought K3 and makes them into little '''Rascals '''. K3 must well behave for 24 hours, but that is not that easy as you think.