Repeat Demo:

When starting, when the title is shown at the center of the screen and plays music, after two music cycles run out, a demo sequence starts. At the end of the demo sequence, the title screen is shown again, then a message appears on the screen for a couple of seconds. Quickly press Up, Up, Down, Down, Left, Right, Left, Right, B, A on the first controller, and the demo sequence will start again without waiting.