Cyborgs team + all videos
In the beginning of the game, while there is a language choosing option (flying ball with flags), choose Italian language, but don't choose it press anything yet. Then press L2 + R1 + Up + Square.

You'll see a picture of two jerks playing Playstation. There you'll be able to watch all game videos, but after quiting it, an invincible team of Cyborgs will be available