At the title screen press Square, Square, Right, Down, Down, Left, Square, Triangle. A sound will confirm the code.

for level select- at the main menu screen push Left, Up, Right, Square, Square, TR TR D

push Up, Right, Square, Triangle, Right, Left, Square, Triangle at the main menu screen.

At the main menu press: triangle, triangle, down, square, up, up, left, triangle

At the main menu screen press: right, right, square, triangle. A sound will confirm the code.