Former Real Housewives of Atlanta star Kim Zolciak is currently nine months pregnant with twins and she’s showing off her belly on Instagram.

Zolciak is expecting her third and fourth child with husband Kroy Biermann and her sixth altogether.

“Sooooo with all the request I finally decided to post My baby bump today! The twins will here this month and we are soooo excited and I'm soooo over being pregnant! #countingdownthedays,” she wrote.

Zolciak and the Atlanta Falcons star got married in 2011 and have two boys together; Kroy Jr., 2, and Kash, 1. Zolciak also has two daughters from previous relationships; Brielle, 16, and Ariana, 12, who Biermann has legally adopted, E! Online reports.

On Nov. 11, Biermann tweeted to his wife on their 2-year anniversary, "Happy Anniversary 2 my beautiful wife. I can't believe it's been 2 yrs! I'm so thankful for you@Kimzolciak u have made my life incredible.”

Before she posted the most recent pregnant selfie, Zolciak said she doesn’t have any stretch marks despite her belly being 48 inches. “I know stretch marks r genetics but I have some tricks!” she tweeted.

image: NBC