At the Main Menu, press: Down, Down, Left, A. Then press B to exit the menu, and press start while Push Start is flashing on the Title Screen. Continue the code with Left, Left, Right, Right, Left, Right, Left, Left, Down, Down, B, Right. A sound effect will confirm proper entry. Select the second option on the Main Menu for a Stage Select, an option to view the credits, an animation viewer and a Sound Test.