Singer Alicia Keys used her Instagram account to announce she's expecting a second baby. The New York native posted a picture with husband, producer Swizz Beatz, with the message: "Happy Anniversary to the love of my life @therealswizzz !! And to make it even sweeter we've been blessed with another angel on the way!" This will be the second child for the couple who have a 3-year-old son. They were married back in 2010.