Kate Middleton and Prince William are expecting their third child, Kensington Palace announced this morning.
“Their Royal Highnesses the Duke and Duchess of Cambridge are very pleased to announce that the Duchess of Cambridge is expecting their third child," read the statement.
"Her Royal Highness will no longer carry out her planned engagement at the Hornsey Road Children's Centre in London today. The Duchess is being cared for at Kensington Palace."
We bet George, four, and Charlotte, two, can't wait to meet their sibling.
This is a breaking news story. We will update with additional details as they become available.