This is topic The floating, disembodied laser-shooting head of Patrick Duffy takes on the world in forum Books, Films, Food and Culture at Hatrack River Forum.
Warning, there is one clip that has significant gore. It's from some 80's movie and I'd seen it repeatedly before (thank you internet and SNL, but if you haven't seen it, it's probably going to be shocking.
However, the rest of it had me laughing uncontrollably.