At the start of any race after the guy has said "go!" press the "L" button. This should make your car flash get up to speeds of 70-80 mph and get you passed at least 1 or 2 cars. You should hold down the accelerator to make you go faster after you have pressed the "L" button.
Play any championship. On the first level make your way to the barn with the 2 hay stacks. In the hay stack to the left there is a red box with a flower on it, smash through this and finish the race. Now go into options and the cheat menu will be added to the bottom.
Play any championship and on the first level go to the town after the waterfall and go over the uprising bridge. After u go over turn around and there will be a opening in an area. The cheat is in there.
Win the bonus championship by placing first in the overall rankings. You also unlock Wicked Woods for single race and two player race.
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