Trailers Weekly: “Source Code”, “The Hangover Part II”, “Sucker Punch”, and Red Band Trailers for “Bad Teacher” and “Paul” Michael Lee, February 26, 2011February 26, 2011 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 the second trailer for Source…