Blac Chyna follows Kourtney Kardashian on Instagram

Despite getting no congratulations on her engagement to Rob, Blac Chyna just started following Kourtney Kardashian on instagram. Could this Rob/Chyna relationship be one big stunt,which Kardashians could be in it as well?

Yesterday, KUWTK official handle tweeted about Chyna..Which means she just may have sealed the deal to appear on the Kardashian reality show.