31/12/2012 03:06 GMT | Updated 01/03/2013 05:12 GMT

Kim Kardashian Pregnant: Kanye West Announces News At Concert

Kim Kardashian is pregnant with her first child, her rep confirmed to Just Jared.

The 32-year-old's boyfriend Kanye West announced the big news in a big way -- right in the middle of his concert at Revel in Atlantic City on Dec. 30. The 35-year-old rapper told the crowd to "stop the music and make noise for my baby mama," referring to Kardashian, who was in the audience.