By April Daley
March 21, 2012 at 03:37 PM EDT

Real Housewives of Atlanta star Kim Zolciak has a baby on board. The 33-year-old is expecting her second child with husband and NFL player Kroy Biermann. The baby will join the couple’s 10-month-old son, Kroy Jagger Jr., and daughters Brielle, 15, and Ariana, 9, from Zolciak’s previous marriage.

“We are so excited and so blessed” tweeted Zolciak.

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