Extra Game Options
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At the Title screen, hold B while choosing Arcade
Mode to unlock new options.

All Songs
———
Choose Arcade Mode, then at the Difficulty Selection
screen, highlight Hard. Then press Right, Right, Right,
choose Hard, then begin the game.

Hidden Mode Option
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Choose Arcade Mode, then choose any difficulty setting.
Now while holding the Analog-Stick in any direction,
press Up, Down, Up, Down, Up, Down, Up, Down.

Mirror Mode Option
——————
Choose Arcade Mode, then choose any difficulty setting.
Now while holding the Analog-Stick in any direction,
press Left, Right, Left, Right, Left, Right, Left, Right.

Little Mode Option
——————
Choose Arcade Mode, then choose any difficulty setting.
Now while holding the Analog-Stick in any direction,
press Left, Down, Right, Down, Left, Down, Right, Down, Up.