Backstreet Boys' A.J. McLean announces the gender of his second...

It’s been a very busy year for A.J. McLean.

After announcing he and wife, Rochelle were expecting their second child in September, the entertainment world was a buzz after it was revealed that Backstreet Boys would be reforming for a Las Vegas residency.

A photo posted by Aj mclean (@skulleeroz) on Jul 2, 2016 at 7:55pm PDT

And now A.J. is sharing more news with the fans as he revealed at a premiere over the weekend that the pair are expecting a baby girl.

“A lot of girls in the house! Girl power all the way! All my boys have boys, so it’s nice to have girls.”

So the Mclean family wil be expecting a new addition to the family next spring!! #laborday! Ha get it "labor" day! I'm a goof! #avaisgonnabeabigsister #baby2! Keep u all posted!! We're so excited.

A photo posted by Aj mclean (@skulleeroz) on Sep 5, 2016 at 2:51pm PDT

The 38-year-old boyband singer said that the little girl is due in March which is exactly when the Backstreet Boys “Larger Than Life” residency is due to start.

A video posted by backstreetboys (@backstreetboys) on Sep 23, 2016 at 12:00pm PDT

With three-year-old Ava already at home, a Vegas residency and a newborn on the way, 2017 is set to be another very busy year in the McLean household.

I'm dead!! The most beautiful girl in the world. Daddy loves you and your beautiful soul inside an out. Now stop growing up!!

A photo posted by Aj mclean (@skulleeroz) on Aug 26, 2016 at 7:11pm PDT