The news of the Duchess of Cambridge's pregnancy has sent the Twittersphere into a frenzy and left the microblogging site straining to keep up with the flood of tributes coming in from people around the world.
Here's what what some of our favourite screen stars have had to say about the baby news...
Piers Morgan was one of the first people to tweet news of the preganacy and followed up his announcement with a joke:
He later joked: "Hearing rumours William & Kate are considering 'Piers' as name for their child. Humbling. "
The Prime Minister, David Cameron, weighed in with his well-wishes shortly aftere Morgan:
Reality superstar Khloe Kardashian was quick to have her say from the other side of the Atlantic:
American X Factor judge Demi Lovato also cooed over the news:
Businessman Richard Branson added to the chorus of congratulations, tweeting:
2006 Strictly Come Dancing champion Karen Hardy praised the unborn infant's "gorgeous" parents in her tweet:
Apprentice boss Lord Sugar offered the Duke and Duchess his congratulations:
Daybreak presenter Aled Jones hailed the "brilliant news" of Kate's conception:
Labour leader Ed Milliband looked forward to celebrating the birth along with the rest of the nation:
The nation's sweetheart Cheryl Cole could barely contain her excitement about the news, writing: