(RADIO.COM) – Beyoncé and Jay Z’s twins have arrived!

“Bey and Jay are thrilled and have started sharing the news with their family and closest friends,” a source tells People.

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Beyoncé first announced she was pregnant back on February 1 via a fabulous Instagram post, and today Blue Ivy is officially a big sister.

There are no details yet on the sex of the twins or their names.

Congratulations to Bey, Jay and Blue!

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