Do you notice anything odd from this picture of Rob kardashian and Blac Chyna?

Rob Kardahian & Blac Chyna

 This is a BTS photo from the studio filming of Rob Kardashian and his pregnant fiancée Blac Chyna's reality show. Internet users claim while Rob looks love-struck, Blac Chyna is putting up a fake smile. Anyone see that? I think so!

Source: Lindaikejisblog.com