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OTRC: Kim Zolciak of 'Real Housewives of Atlanta' expecting a boy

Kim Zociak and Kroy Biermann appear in a photo posted on her official Twitter page on February 24, 2012. (Twitter.com/Kimzolciak)

Kim Zolciak of "The Real Housewives of Atlanta" is expecting her second baby boy with husband Kroy Biermann, the reality star announced on Twitter.

"[Kroy Biermann] and I are soooo excited we are having another BOY!!!" Zolciak Tweeted on May 2. "KJ will have a best friend for life!! Thank u 4 all the Congrats!"

The five-month pregnant reality star, who turns 34 on May 19, announced her second pregnancy on March 20, writing on her official Twitter page, "[Kroy Biermann] and I are happy to announce YES WE ARE PREGNANT!"

The couple welcomed their first child, son Kroy Jagger Biermann on May 31, 2011. Zolciak also has two daughters from a previous marriage - Brielle, 15, and Ariana, 9.

"Kroy and I are so excited," Zolciak told Life & Style magazine. "To decide we wanted to get pregnant again and have it happen so quickly was such a blessing... I'm so excited that KJ will have a little buddy."

Biermann, 26, who is a defensive end for the Atlanta Falcons and the 33-year-old reality star got married on November 11, 2011 in Atlanta. The ceremony was filmed for Zolciak's new Bravo reality series, "Don't Be Tardy for the Wedding," which premiered on April 26 at 9 p.m. ET.

Zolciak has been linked to Biermann since the summer of 2010, when they met during a charity auction, which was featured on "The Real Housewives of Atlanta."

Zolciak gushed about Biermann on her blog, saying: "I'm in such a happy place with him. I was so happy Bravo caught the moment we met, I will always have that footage and not too many people can say that."

Zolciak rose to fame on "The Real Housewives of Atlanta" and in 2009, released her debut single, "Tardy for the Party."

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