Gwyneth Paltrow, Young Jeezy and Solange also hit Twitter to congratulate Bey and Jay on their new addition.Now that Beyoncé and Jay-Z have welcomed their first baby, daughter Blue Ivy, into the world, some of the couple's most famous friends and fans are sending the new parents love and congratulations on Twitter.
Young Jeezy also shared his love for the twosome. "Congratulations to Jay-Z & Beyonce on baby Ivy Blue being born." (There has been some confusion about the order of the baby's first and middle names, with some outlets reporting it to be Ivy Blue instead of Blue Ivy.)
Mama-to-be Kourtney Kardashian added, "Congratulations to Beyonce, the 2nd Princess of Pop (behind Britney) for her new baby girl Ivy Blue!"
In the days leading up to the arrival, Beyoncé's pal Lady Gaga gushed about her mama skills. "Of course she is [going to be a good mom]," she said. "That's a tremendous understatement. She's the nicest female I've met in the industry. She's wonderful!"