Editors' Pop Culture Picks: New Movies, TV Shows, Music and Books September 2012

September is probably one of the quieter months on the entertainment and pop culture calendar — most of the big blockbusters have come and gone, and most TV shows are mid-run, having kicked off weeks or months ago. But it doesn’t mean there’s a lack of things to busy ourselves with, especially with new music to be loaded onto our iPods and books to read in the sunshine. Here’s a sample of what’s on our pop culture radar this month, from Kristen Stewart's latest movie to J.K. Rowling's first post-Harry Potter literary offering — what are you looking forward to in September?