Rob Kardashian to Blac Chyna: I'm So Ugly! By Author Kay Rhodes Published: Sep 15, 2016 at 6:09 PM • Updated: May 11, 2022 at 5:53 PM • Category Blac Chyna Reading Time: < 1 minute Poor Rob Kardashian. He opens up here to Blac Chyna about his biggest insecurity. Watch to find out what it is.