There is a whole series of these using the same sceen from "Downfall"
It started with a Canadian Group out of Toronto.
The funniest one for me is called "The Production Meeting" and is about a Film Production Meeting..as I work in Film and have sat though several of these..it hits home!!!
Check it out
http://www.youtube.com/watch?v=Q263urb8Gdo&feature=fvsr
Dean