Bonus Levels

#1amrcngothicanglPosted 7/23/2009 6:25:38 PM
The guides and other things say if you get 100% on the game you can do a bonus level or two, but I can't get to the bonus level and I wanna do it, they also say you can put passwords in to get to it, but HOW do you put them in? PLEASE HELP!