Ha! One of the discussion topics is titled "Better acting in Porn movies"- and that says a lot. I should also take this time to drop this... http://www.imdb.com/title/tt0182060.
The material from Star Wars (1977) was spliced in from an anamorphic print, while this movie was shot in academy format, resulting in a non-correct aspect ratio during the Star Wars footage (e.g., the Death Star looks more like a Death Egg).