Kim Kardashian is pregnant with Kanye West’s baby

ATLANTIC CITY, N.J. – A kid for Kimye: Kanye West and Kim Kardashian are expecting their first child.

The rapper announced at a concert Sunday night that his girlfriend is pregnant. He told the crowd of more than 5,000 at Revel Resort's Ovation Hall in song form: "Now you having my baby."

The crowd roared.

Most of the Kardashian clan tweeted about the news, including Kim's sisters and mother. Kourtney Kardashian wrote: "Another angel to welcome to our family. Overwhelmed with excitement!"