Tintin may be out at the end of 2011, but you'll have to wait till the end of 2012 for the film being made of Suzanne Collins' very successful book, The Hunger Games. I have five copies of this in the library (and two or three of the sequels, Catching Fire and Mockingjay) and they are constantly either out or on reserev - it would be one of the most popular books in the library at present (five copies tells you that, doesn't it?). Some of the kids are already starting to talk about the film.
Here's a glimpse of Jennifer Lawrence, who has been cast as Katniss:
Source is http://www.people.com/people/article/0,,20493206,00.html. She got great reviews in Winter's Bone.
There are several people on Twitter who are avidly following (and tweeting about) the film - casting, locations and more. @HungerGamesExam is one of them. She also has a website here with regular updates. Filming has started, but I'm guessing any trailer is a fair way off. But it will come...