The Daily show did a piece on an open carry activist. I think it was actually pretty balanced. They obviously made fun of him, but they also called the Brady Campaign "a well funded hate group". The guy took a risk talking to them, but I think he did *very* well.
[video]http://www.thedailyshow.com/watch/mon-april-12-2010/open-carrier-discrimination[/video]
[video]http://www.thedailyshow.com/watch/mon-april-12-2010/open-carrier-discrimination[/video]