In a sneak peek from Rob Kardashian's and Blac Chyna's upcoming reality show 'Rob & Chyna', 29-year-old Rob revealed to Scott Disick why he wants a baby boy with his fiancée.
According to Rob, he doesn't know the sex of the child yet but he wants a baby boy to carry on the family name.
"You gotta carry on your name. I'm definitely hoping for a boy because I want to have the same relationship that I had with my father, with my son. So, that's what I'm praying for." he said.
Watch the video below.