Apparently the making of film parodies using a clip from the movie Downfall (about Hitler's last days) has been a constant source of YouTube amusement for the past two years. Here's an article about the phenomenon:
Turns out there's even one about the N-SSA. Here is the video of "Hitler Rants about Fort Shenandoah."
As the creator of the parody says, "This is FUN only. Please do not get your boxers in a bunch!" Good to be able to poke fun at ourselves once in a while.