The pop star and socialite channel ‘The Graduate’ for September issue. By James Dinh Kim Kardashian and Justin Bieber Photo: Larry Busacca/Getty Images When Justin Bieber referred to Kim Kardashian as his “girlfriend” in a tweet earlier this year, it was all in innocent fun. But his legion of Beliebers didn’t find it so amusing and retaliated by swarming the reality star with death threats. Now the pair are taking their new found friendship in front of the camera lens for a sunny, summer spread in the September issue of Elle. “Remember those paparazzi pics of me and
