Hitchens' book tour for his book
god is not Great: How Religion Poisons Everything has been widely recorded and posted on the internet. There are lots of videos floating out there, featuring Hitch pwning superstition to vast applause.
Here's a sample. It's about 67 minutes long, so you may wish to listen to it while you do work or browse the web.
http://youtube.com/watch?v=sD0B-X9LJjs