Hold L1 and R1 and press Square, Triangle, Square, X, Square, Circle, Square, Square
All gun upgrades for all characters
Hold L1 and R1 and press Triangle, Circle, Triangle, Circle, Square, Square, Square, X
All toy monkeys and art gallery images
Hold L1 and R1 and press X, X, X, Triangle
Full Health
Hold L1 and R1 and press Triangle, Triangle, X, X
Full Secondary Ammunition