Avoiding Bruce
On the Submarine level, if you see an ''!'' over Dory's head, it indicates you should move or Bruce will catch you. To keep away from Bruce keep rotating the Analog-stick.
Credits
Press Triangle, Square, Circle, Triangle(2), Square, Circle, Triangle, Square, Circle, Triangle, Square(2), Circle, Triangle, Square, Circle, Triangle, Square, Circle(2), Triangle, Square, Circle at the title screen, the load or start a new game. Pause game play to access the cheat option at the level selection menu.