Trailers Weekly: The Roommate, Gnomeo & Juliet, Harry Potter, and The King’s Speech Dan Koelsch, September 25, 2010September 26, 2010 Trailers Weekly is a feature in which we bring you the most popular and talked about trailers of the week. Sharing trailers is a classic viral practice, and trailers are still the most mainstream way for people to learn about movies. This week we have a female stalker flick, Starz…