Beyoncé and Jay Z welcomed their new daughter into the world Saturday night in a New York hospital, sources say.

According to Today Entertainment, the new baby’s name is Blue Ivy Carter, and she’s already attracting a royal court of pop music stars, including Rihanna.

The rap/R&B power couple married in 2008, and Beyoncé revealed her baby bump at the 2011 MTV Video Music Awards last August.

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