VIDEO : Why Did Rob Kardashian Remove All Traces of His Pregnant Fiancé From Instagram?

Snapchat Rob Kardashian recently caused a bit of a social media stir when he deleted all photos of Blac Chyna from his Instagram feed. Fans immediately began to speculate there was trouble in paradise for the engaged and expecting twosome, but a source told E! News exclusively there was no need for alarm. According to an insider, Rob erased all traces of his pregnant fiancé from Instagram after he and Chyna got into an argument. "Rob and her have been getting into little tiffs and Blac Chyna flipped on Rob," a source told E!