Where's the love,  Rob Kardashians may not be a social media addict like his sisters. But whenever he heads to Instagram to post, fans can't help but pay attention.

Well, on Sunday afternoon, the Keeping Up With the Kardashians star gave viewers a giant reason to talk when he posted a cryptic message directed towards Kim Kardashian

"This is my sister Kim," he wrote with an image of Rosamund Pike covered in *la*hd on the big screen. "The b!$%h from Gone Girl."