Pow! That's the sound of a pneumatic cattle bolt flying into our awards-crazy melons, officially marking the start of Oscar Season: The National Board of Review has named No Country for Old Men their best film of 2007. Other big wins: George Clooney for best actor in Michael Clayton, Tim Burton for best director for Sweeney Todd, and Emile Hirsch and Ellen Page won breakthrough performances for Into the Wild and Juno, respectively. [Reuters]