Photos:Alicia Keys pregnant with second child.

Singer Alicia keys and husband Swizz Beatz’ family is getting bigger. The superstar couple has announced that they are expecting their second child together.

A beaming Alicia took to Instagram on her fourth wedding anniversary to reveal that she is pregnant, and show off her baby bump.

“Happy Anniversary to the love of my life @therealswizzz!!” said the 33-year-old singer. “And to make it even sweeter we’ve been blessed with another angel on the way!! You make me happier than I have ever known! Here’s to many many more years of the best parts of life!”

Swizz shared the happy news with his Instagram followers along with a photo of him kissing his wife. “Love is life & life is love and we’re so excited for another GIFT from up above. Happy Anniversary my Goddess 4 years of greatness & cheers to 100 plus more inshallah,” he wrote.

The couple welcomed a son named Egypt in October 2010. Swizz also has three children from previous relationships.

Congrats to both.