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Beyonce & Jay-Z It's a Girl!! Blue Ivy Is On the Scene
Beyonce finally popped, giving birth to a baby girl named Blue Ivy Carter in New York City on Saturday
Proud dad Jay-Z, real name Shawn Carter, was at the hospital where Beyonce reportedly birthed Ivy by c-section -- and shortly after her arrival ... J & B's famous friends started sending out birth announcements on the Internet.
Rihanna tweeted, "Welcome to the world princess Carter! Love Aunty Rih"
Hip-hop mogul Russell Simmons also took to Twitter, saying ... "congrats to my good friends Beyonce and Jay-Z."
Beyonce famously announced her pregnancy on stage at the MTV Video Music Awards back in August.
Source: TMZ