Blue Ivy Carter (born January 7, 2012) is an American singer. She is the first-born daughter of musicians Beyoncé and Jay-Z. Two days after her birth, Time Magazine dubbed Carter "the most famous baby in the world." That same day, her vocals were featured on the song "Glory", by her father Jay-Z, which earned her a Guinness World Record for being the youngest person to have a charted song on any Billboard chart. Read more on Last.fm