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OTRC: Kevin Jonas, wife Danielle expecting a baby girl - See sonogram

Kevin Jonas and his wife Danielle appear at E! Network's 2013 Upfront on April 22, 2013. / A sonogram of the Jonas' baby girl posted on their Instagram accounts on Aug. 29, 2013. (Bill Davila/startraksphoto.com / Instagram.com/kevinjonas)

During a live chat with fans on Thursday, Aug. 29, Kevin Jonas and his wife, Danielle, revealed they're expecting a baby girl.

The couple also posted a sonogram of their baby on Instagram.

"It's a girl!!!!! Thank you everyone!! She's sucking her thumb," Kevin, 25, wrote in the caption for his Instagram post, which shows a sonogram of their baby with a little pink bow drawn on. The photo can be seen above. Danielle also posted the same photo on her Instagram account and wrote, "A girl it feels so real!"

Danielle, also 25, later wrote on Twitter, "It's a girl !!! Iam so happy I been able to share everything & not have secrets it's been so nice. Thank u for all the tweets of excitement."

Even Kevin's mother tweeted about the news and having a girl Jonas in the family.

"After years of testosterone-Finally estrogen!! I am so blessed to have a granddaughter," Denise Jonas wrote.

Danielle's pregnancy was first announced on in July. The couple wed in 2009. Their reality show, "Married to Jonas," premiered in August 2012. Its second season aired earlier this year.

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