This video has been availible for several months, at least since January. I guess I may just be the only person in these forums who's seen this already, then. Sorry.
http://www.youtube.com/watch?v=ImkaSd-twWc

Control details starting at 1:45.
And no, at least to me, the game does not seem zapper-friendly, but any shell that holds the controllers separately should still be usable.

Wow, they certainly made sure each button gets used. No, I don't see that working with the Zapper at all unless they make a separate mode specifically for it. Thanks for the link.

There could be motion controls that you can't switch, so it might not be able to work, so you know.