Posted on Sun Jan 8, 2012 06:35 AM PDT
Beyonce Knowles and Jay-Z's little girl has finally arrived, according to various online reports.
Blue Ivy Carter was born Saturday in New York. Some news outlets are also reporting the name is Ivy Blue.
Beyonce had checked into Lenox Hill Hospital under the pseudonym "Ingrid Jackson," according to a NY Daily News report.
Baby Blue was born via c-section, according to Good Morning America. Since the little girl's birth, various music superstars have been sending out congratulatory Tweets to the new parents.
Jay and B's friend Rihanna Tweeted, "Welcome to the world princess Carter! Love Aunty Rih"
Russell Simmons wrote, "congrats to my good friends Beyonce and Jay-Z."
Beyonce first announced her pregnancy last August while walking the red carpet at the MTV Video Music Awards.
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