Credit:
Take the DailyBooth Tour. from jon on Vimeo.
The concept was inspired by the recent craze for YouTube videos assembled from self-photography. In fact, developer Jon Wheatley wrote about the entire development process, from this initial concept to completion (including chat logs of the main developments) on the site's blog.
It's a great idea, and well executed. Twitter integration means that your Twitter followers get updated every time you post a pic, and your avatar on the site changes daily to match your latest photo.