Kim Kardashian Pregnant: Watch Kanye West Announce Their Happy News!

USMagazine, Monday, December 31, 2012, 7:15am (PST)

There's a KimYe baby on the way!

Kim Kardashian and Kanye West will have something extra special to toast to when they ring in 2013 at the stroke of midnight January 1: They're expecting their first child in the new year.

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Performing a Dec. 30 show at Revel Resort's Concert Hall in Atlantic City, N.J., dad-to-be West, 35, couldn't contain his excitement and shared the couple's happy news with the audience of 5,000.

"Stop the music for a second. Can we make some noise for my baby mama?" a beaming West said during a break in the show, referring to his girlfriend in the audience. (Watch video above)

During the concert, West dedicated a song to his three months pregnant girlfriend, 32, and was overjoyed as he sang lyrics including "this is God's plan" and "we are having a family" to announce the pregnancy, a source at the concert tells Us Weekly.

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Longtime family friends, Kardashian and West took their romance public in March 2012. "It's so nice to have a best friend in this game who understands everything you're going through," Kardashian -- who is still legally married to Kris Humphries -- gushed of West November issue of England's Tatler magazine. "I can't even think about being with anyone else than the man I'm with."

This article originally appeared on Usmagazine.com: Kim Kardashian Pregnant: Watch Kanye West Announce Their Happy News!