The traveling rap festival Rock The Bells has announced this year's lineup, and it's doing things a bit different this summer, throwing two-day affairs in San Bernadino, CA (8/18-19), Mountain View, CA (8/25-26), and Holmdel, NJ (9/1-2). Perennial Rock The Bells father figure Nas will headline, as will stonery pop-rap stars Kid Cudi and Wiz Khalifa. And as always, there's ...