The clip is a short version of a 15-minute film that some hot shot made using only the few seconds before and after Shatner's famous outburst. Read the entire article about it here.
I've watched it about half a dozen times now. There is some fucking acting going on in those few seconds, my friends. Serious acting.
PS - New beer review is up over at the Beer-Eyed Blog. Feh.
Note: Remember to play the Bug-Eyed Trivia Challenge every day. Khhhhaaaaaaannnnnnn!!!!!!