Various cheats
     At any time during gameplay, hold R1+R2 and enter the following codes:


Earn 9,999 Gopher Bucks
     X, X, Square, Square, Sqaure, Square, Triangle, Sqaure

Earn all Knapsack and Flower Pack items
     X, X, Triangle, O, Square, Square, Square, O, Triangle 

All Antics
     Triangle, Square, X, Circle(2), X, Square, Triangle

All bonus items
     Triangle, Circle, X, Square(2), X, Circle, Triangle