Another Baby for Wills and Kate!

It's been officially announced that Prince George is getting a royal sibling!

The good news was shared on Twitter with the below tweets:

The Duke and Duchess of Cambridge are very pleased to announce that The Duchess of Cambridge is expecting their second child

— Clarence House (@ClarenceHouse) September 8, 2014

The Queen and members of both families are delighted with the news that Their Royal Highnesses are expecting their second child

— Clarence House (@ClarenceHouse) September 8, 2014

This official press release followed:

"Their Royal Highnesses The Duke and Duchess of Cambridge are very pleased to announce that The Duchess of Cambridge is expecting their second child.

The Queen and members of both families are delighted with the news.

As with her first pregnancy, The Duchess is suffering from Hyperemesis Gravidarum. Her Royal Highness will no longer accompany The Duke of Cambridge on their planned engagement in Oxford today. The Duchess of Cambridge is being treated by doctors at Kensington Palace."

David Cameron today tweeted: "Many congratulations to the Duke and Duchess of Cambridge. I'm delighted by the happy news that they're expecting another baby."

The couple’s second child will become fourth in line to the throne, shifting Prince Harry further down the line of succession.