Kourtney Kardashian is disgusted with her brother Rob following his two-day epic fight with baby momma Blac Chyna, Breaking Celebrity News has exclusively learned.

According to an insider: "The family are keeping their distance at the moment, but Kourtney tore into him when she finally saw him. She's furious at how immature he's acting and how insensitive he's being to a new mom."

"Blac's hormones are still all over the place and she could be having post-natal issues,"