Alternate songs: Move Slider 1 to the center and Slider 2,
Slider 3, and Slider 4 to the top. Hold VEFX
and select a song to play an alternate version. Note: This only
works on some songs.
Information in this section was contributed by jacob_84.
Bonus stage: Successfully complete at least a five star song as
your last song.
Information in this section was contributed by j5ef.