Here's the trailer for the Christmas holiday, heartwarming family film We Bought A Zoo, with Matt Damon and Scatlett Johansson, written and directed by Cameron Crowe (Almost Famous, Jerry Maguire, and the soon to be relased rock documenatry Pearl Jam Twenty).

Co-starring in the film (and featured in the trailer as well) is comedian J.B. Smoove (Real name: Jerry Brooks), best known for his role as Leon in HBO's Curb Your Enthusiam with Larry David; he's is a small role in the film. It's one of five films that Smoove will appear in between this Christmas and 2012.