Celebrities Expecting in 2012

Due date: Beyoncé and husband Jay-Z welcomed a baby girl, Blue Ivy, on January 7, 2012. Two days after the birth, Jay-Z released "Glory," a song about his infant daughter. In the song, Jay-Z raps "Baby, I'll paint the sky blue/ My greatest creation was you" and Blue can be heard crying in the background.

Best known for: Beyoncé is one of the most successful female performers in history. She has won a total of 16 Grammy Awards, 3 with the girl group Destiny's Child and 13 for her solo career. In addition to being a successful singer, Beyoncé is also an actress, receiving 2 Golden Globe nominations for her performance in the 2006 film, Dreamgirls.

Baby's daddy: Rapper and entrepreneur Jay-Z. The duo married in 2008 and they are considered one of the most powerful couples in the entertainment industry. This will be the first child for each of them.

Memorable maternity moment: Beyoncé announced her pregnancy at the 2011 MTV Video Music Awards. Before her performance of "Love on Top," Beyoncé told the crowd, "I want you to stand up on your feet. I want you to feel the love that's growing inside me." At the end of the song, she dropped her microphone, unbuttoned her blazer, and rubbed her bump.