Need an excuse to blow a bunch of money on WII stuff?
Here you go:
BodySurf is a script for GlovePIE that rigs up the Wii Balance Board to play Audiosurf, the music game that lets you ride the boogie.
It is full-featured, with a strong focus on player immersion and ease of user interface. The controls are [...]

Audiosurf is a music-adapting puzzle racing game where the shape, speed and mood of the game adapts to the music that you choose.
You earn points for clustering blocks of color on the highway. You can also compete with others on the Internet for the high score on favorite songs.
It requires Steam on PC [...]