Sexy Parodius

All power-ups
Pause the game and press Up(2), Down(2), L1, R1, L1, R1, X, Circle. If you entered the code correctly, you will hear the sound of a tone.

Lose all power-ups 
Pause the game then press Up(2), Down(2), Left, Right, Left, Right, X, Circle. If you entered the code correctly, the phrase "Oh! My God" will appear around your character.