Wii Warm Up: Worst idea EVAR

Let's put aside for a moment titles like Chicken Shoot. We don't want to talk about the obvious bad eggs or the crap that litters the shelves. Instead, let's talk about some of the bad ideas that actually started out as good ideas, or that came from otherwise interesting or good developers. What Wii games have made you pull out that handy Captain Picard image of WTFery? We're sure a couple of things might come to mind.