Celebs congratulate Royals on baby Princess

The Duke and Duchess of Cambridge have introduced their daughter to the world, as they left the hospital to take her home to Kensington Palace. The princess, whose name is yet to be announced, slept in her mother's arms during her first public appearance outside St Mary's Hospital, in London. Stars have taken to their social media accounts to congratulate Kate Middleton and Prince William on birth of new Princess. Her Royal Highness, Princess of Cambridge, is now fourth in line to the British throne, right behind big brother Prince George. (Image courtesy: Twitter)

Read on to know what the celebs wrote...

Dwayne Johnson @TheRock:
"Thank you @MTV fam. Tough Taurus' (including the #RoyalBaby)"

Katie Couric @katiecouric:
"Congratulations to Prince William and Duchess Kate! Daughters are wonderful!"

Patti Stanger @pattistanger:
"It's a girl yay! @KensingtonRoyal so happy for the #Royals I can see Diana beaming from heaven! Congrats. Royal baby is a Taurus n that means this little girl would not only be beautiful as Taurus is ruled by Venus but kind! Nice sign 4 a #Royal."

Ellen DeGeneres @TheEllenShow:
"It's a princess! Welcome to the world, Princess Winnifred Fergully Ellen of the Shire. That's just a suggestion. #RoyalBaby"

Elizabeth Banks @ElizabethBanks:
"Congrats to the royal family on the new #princess"

David Beckham wrote, "Incredible news. I couldn't be happier for William and Kate. Happy to hear that mother and daughter are fine. It's not a bad day to be born."

Katherine Jenkins @KathJenkins:
"Welcome to the world little Princess! Congratulations to The Duke and Duchess of Cambridge on their healthy baby girl #RoyalBaby"

Cheryl @CherylOfficial:
"Congratulations William and Kate. So excited to see our new little princess!! #itsagirl"

Shannon Elizabeth @Shannon Elizab:
"Congratulations to the Royal family on their new little PRINCESS!!"

President Obama also released a statement, saying he and Michelle are delighted to congratulate the Duke and Duchess of Cambridge, her Majesty the Queen and the Royal Family, and all the people of the United Kingdom on the birth of the Royal Princess. He added that on behalf of the American people, they wish the Duke and Duchess and their son George much joy and happiness on the occasion of the arrival of the newest member of their family.

(Disclaimer: All tweets have been sourced from Twitter and written as is)