'Crazy in Love' — Times Two! Beyoncé and Jay Z 'Thrilled' to Welcome Twins: Source

//Beyonce/Instagram

She’s crazy in love!

Beyoncé and husband Jay Z have welcomed twins, a source confirms to PEOPLE.

The newest members of the Carter family join big sister Blue Ivy, 5.

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