Listen, there’s an art to being a petty. You have to be a strategic warrior in knowing your opponents vulnerability. Only a few have tactfully demolished their prey with this kind of mindset. You can now add Blac Chyna onto that list. Now, Chyna has pulled many tricks back in her day, but this one regarding dating Rob Kardashian, the brother of her rival, Kylie Jenner, takes the cake. Watch and learn from the petty one, Blac Chyna.