Rob Kardashian & Blac Chyna Are Engaged! 10 Photos of the Happy Couple

9) They Go Way Back                                                                              (9 of 10)

9) They Go Way Back                                                                              (9 of 10)

Blac Chyna used to be a close friend of Kim Kardashian and the rest of the Kardashian/Jenner clan, but she was kicked to the curb when Kylie started dating Tyga. Blac has known Rob Kardashian for a very long times.