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OTRC: Kim Zolciak shows off post baby body 2 weeks after giving birth

Kim Zolciak and Kroy Biermann appear in a photo posted on the reality star's official Twitter page on August 7, 2012. / Kim Zociak appears in a photo posted on her daughter's official Twitter page on September 1, 2012. (pic.twitter.com/PEWJLGlM / pic.twitter.com/wLR1fdOu)

Kim Zolciak of "Real Housewives of Atlanta" fame has shown off her post baby body, just two weeks after giving birth.

The 34-year-old reality star and her NFL player husband Kroy Biermann welcomed their second son, Kash Kade, on August 15. Zolciak's 15-year-old daughter Brielle shared a photo of the newly slimmed-down celeb on Twitter.

"Seriously... who looks like this after 2 weeks of having a baby?" Brielle Zolciak Tweeted on September 1, posting the photo of Zolciak wearing black sweat pants and a tight black tank top.

When asked by a fan whether she had done a cleanse, Zolciak credited her speedy weight loss to breastfeeding and walking while pregnant. Zolciak told reporters that she had gained 50 pounds during her previous pregnancy with her 15-month-old son Kroy Jr. The reality star also has two daughters - Brielle and Ariana, 9, from a previous relationship.

Biermann, a 26-year-old defensive end for the Atlanta Falcons and the reality stargot 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."

Zolciak and Biermann began dating in the summer of 2010, when they met during a charity auction, which was featured on "The Real Housewives of Atlanta."

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