Here is the demo application I wrote in a couple of hours using XNA game studio. It was really simple. I think the Wii revolution has taught us that a game does not have to be a Hollywood blockbuster to be fun to play. I hope to write a tutorial on this sometime in the near feature so more people write their own PC-Wii games to share with others.
Since this demo game is written using the Microsoft XNA platform, most likely you will need to download and install the following packages before you can run the game