Trailers Weekly: “Justin Bieber Never Say Never”, “Brother’s Justice”, “Sanctum”, “Rare Exports”, and “London Boulevard” Michael Lee, October 30, 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 the trailer for Justin Beiber…