Journey to the past!   Bubba and Squirt embark on their most dangerous quest yet. Whisked away through the vortex to Japan, they must find two fabled pearls that hold the key to saving their father.   To top it off, they must go back and change the events of the past. As they race against time, the fate of their father, and their own lives, hang in the balance.   Will they outwit the cunning creatures that stand in their way or face their own demise trying to save their father?