And Dr. Crane responds: "99 plus."
Kim then adds: "99 plus? So I can tell people it's a girl?"
The brunette beauty is delighted to be expecting a girl and admitted Kanye, 35, has "always wanted" a daughter.
She said: "I'm so excited we're having a girl. Who doesn't want a girl? I think they are the best. I know that's really what Kanye has always wanted. He wanted a little girl."
The news was revealed on the same day Kim had a baby shower at the home of her friend Shelli Azoff in Beverly Hills.
Fashion Police host Kelly Osbourne and former Spice Girl Mel B were among the guests spotted arriving at the lavish event, as well as Kim's sisters Kourtney and Khloe Kardashian, who arrived in white dresses.
Kris Jenner hired top Hollywood events planner Sharon Sacks to organise the intimate affair.
- Bang! Showbiz