Yesterday the proud parent's released this statement:
"Hello Hello Baby Blue!
We are happy to announce the arrival of our beautiful daughter, Blue Ivy Carter, born on Saturday, January 7, 2012.
Her birth was emotional and extremely peaceful, we are in heaven.
She was delivered naturally at a healthy 7 lbs and it was the best experience of both of our lives.
We are thankful to everyone for all your prayers, well wishes, love and support."
- Beyoncé & JAY Z
Jay Z also released this new track about his new daughter. cute...