Now we know … Rumi Carter is the big sis and Sir is the little bro — their birth certificates reveal when and how they came into the world.
So first off… delivery date and time — June 13 at 5:13 AM. Rumi came out first, and Sir followed shortly thereafter.
And the doctor who pulled off the delivery — none other than Dr. Paul Crane. The same guy who delivered Kim and Kourtney Kardashian‘s 5 kids … and Rob and Blac Chyna‘s little girl, Dream.
Read more at TMZ...