Rob Kardashian is in the hospital -- but he's also on social media. Rob Kardashian was reportedly rushed to the hospital last night. According to a report, Kardashian's on-and-off fiance, Blac Chyna, who recently gave birth to his first child, and his mother, Kris Jenner, were spotted at an emergency room in Hidden Hills on Wednesday after Kardashian allegedly went into "medical distress.