This game was my cousins'. Yeah, I still remember as a child how my cousins only played the game for only a couple of minutes. I guess the game was either boring to them, or they just wanted to play ...

Start a regular game and pause it during gameplay. Then press: left, right, A, B, B. Unpause to skip to the next level. Pause the game and press C, A, B, A, Left. When you unpause the game you'll gain ...