http://www.youtube.com/watch?v=7TjaRzpugwY&NR=1

Pretty darn amazing, especially as it's a modeled accordion.

Here's some of his regular playing, with a normal button accordion, with one of the hottest Django wannabes I've ever heard...!
http://www.youtube.com/watch?v=pqjJznHOSWA

Jazz heaven!