On the select mode screen, keep on pressing down until the extra option comes up.
Cheat
In the first level, go into the cabin and press L and then R, run out and get the first two banana's ya see, go back, press R and then L, then go out and jump over the banana's then go back and don't do anything then run out and jump out and then get the first two banana's, then go back in, there will be a large token that is not in the game, press x, y, b, and a at the same time and then get it. that is all thank you, this cheat will give you all the bonuses and access to everywhere in the game.
Music Test
Start a new game file. Once on the player select screen, highlight the Two Player Contest option, then press Down on the Control Pad five times. An option labeled "Music Test" will appear.
