Movie Bonuses:
If you get all of the movie bonuses in each level you will unlock a movie.
Skip movies:
Just press the A button when someone is talking. It skips their sentence.
Levels:
HINT: In the second level you will find navchips. If you get 10, Goddard help you get to the next level.
Talking sumo:
In Asasan Village find the sumo freak and shoot him and he talks.