http://www.nerve.com/CS/blogs/screengrab/archive/2008/07/02/video-of-the-day-quot-requiem-for-a-day-off-quot.aspxTrailer mash-ups -- the selective editing of movie previews, usually to give them an entirely different tone or feel with the judicious use of music -- have practically become a cottage industry on YouTube. Here's one of our favorites.enCommunityServer 2007.1 (Build: 20910.1126)