Debug Menu
Press start to pause the game in the middle of play, hold R2, and press up, circle, right, up, left, right, down. You should hear a sound if you put it in right. While playing press select to get the menu.
Invincibility
Press start button to pause game, and hold L2, and put in down, up, left, left, triangle, Right,
down. Now you wont lose any paws when you get hit. Blabbermouth Gex, to hear all gex's phrases, press start, to pause the game and hold L2, press down, right, left, circle, up, right. Press the select button whenever you want him to talk.