Instructions
Log into your Netflix account with your email address and password. Click "Your Account &Help." Click "Cancel Account" under the third column. Confirm the action.
Click "Sign Up" on the Netflix homepage to create a new account. You can cancel a subscription and start a new account with a different email address. Fill out all designated fields and choose your plan and payment type.
Power on your Wii. Hit "A" to visit the Wii Home screen. Select the Netflix button. Click "Start" and visit the website on the screen to activate your new Netflix account. Your account is then fresh and ready to start a new history or queue.