Shark Tale
While playing the game, press Back, then hold L and press A, B, A, Left(2), X, R, Down, X(2).
While playing the game, press Back, then hold L and press B(2), A(2), B, A, B(2).
While playing the game, press Back, then hold L and press B(4), A, B(3) or B(4), A, B(4).
While playing on any level with Pearls, press Back, then hold L press B, A, B(3), A, B(2).
To complete dance mode easier, press A + X + B + Y on each arrow; it will count as the arrow it is pointing to, even doubles.
If you attack a puffer fish, many pearls will come out.
When you must sneak around the fish with lights on their heads or the ones with torches, there are some tables with cloths on them that you can go under without being detected.
To avoid being caught by police fish, go into houses until the cops pass.