Kate Middleton gives birth to a Royal Baby BOY, celebrities including Cheryl Cole react on Twitter

Kate Middleton has given birth to a healthy Royal Baby BOY today with celebrities already rushing to congratulate her and Prince William on Twitter.

Kate Middleton and Prince William have welcomed a Royal Baby BOY! Copyright [Rex]Cheryl Cole, who has close links to the Royal family after her charity work with Prince Charles was one of the first to send her congratulations.

She tweeted: "Congratulations to William and Kate!! So happy they have a healthy baby and everyone is good. Can't wait to see him now."

Cheryl wasn't the only one to tweet her congratulations.

Fittingly, the cast of Made in Chelsea were also quick to share their excitement.

[Kate Middleton gives birth to a Royal Baby Boy]

[Kate Middleton's baby bump through the months]

Millie Mackintosh said: "I knew it was going to be a boy! "

Her co-star Binky Felstead, who bucked the trend of predicting a girl earlier today, followed suit, saying: "It's a boy!!!!! I guessed right!!!!!!!!!"

The Saturdays singer, Rochelle Humes, who's recently given birth to her own baby was quick to congratulate the Royal couple.She said: "A future King...a little baby boy. How exciting x"

England Rugby star Ben Foden also tweeted his excitement about the new arrival, saying: "Amazing news a bouncing :)"

The new Prince was born at 4.24p.m weighing an impressive 8lbs 6oz, and Prime Minister David Cameron was quick to share his delight too.

He took to Twitter to say: "I'm delighted for the Duke and Duchess now their son has been born. The whole country will celebrate. They'll make wonderful parents."

Girls Aloud singer Kimberley Walsh followed Cheryl Cole's lead with her tweet, saying: "Aaarrgghh it's a boy!!!!!!!!!!!!!!

Westlife's Kian Egan took to Twitter to share his delight that the Royal Baby shares a birthday with his wife.He said: "How cool. Royal baby born on my amazing wife birthday:-) how amazing. Xxxx"

Jack Osbourne took a slightly more light-hearted approach to the birth of the new Prince.He said: "Wouldnt it be great if England had 30 days of games to celebrate the birth! dueling, jowsting, a flagon of mead...#GameOfThrones #RoyalBaby"

[Royal babies through the ages: PHOTOS]

Model Cara Delevingne was quick to tweet her excitement, too. She said: "It's a boy!!! Congratulations William and Kate!! X"

TOWIE's Lucy Mecklenburgh not only tweeted her congratulations but was also immediately deliberating what the new Prince might be called.She said: "It's a boy!!!!! I'm going with x"

Girl band Little Mix were also keen to send their congratulations to the Duke and Duchess of Cambridge.They said: "Oh my gosh!!! It's a boy, A little Prince :) How amazing! :D #CONGRATULATIONS Perrie <3"

TV presenter Holly Willoughby called the news 'wonderful'.She took to Twitter to say: "Welcome to the world Prince of Cambridge... Congratulations, what wonderful news xxx"

Dannii Minogue revealed she was thrilled about the new arrival, too, saying: "Word of the day #Prince Congratulations William & Kate"

Singer Mollie King was next up to offer her congratulations, tweeting: "How exciting a future King has been born today!! A huge congratulations to Prince William and Kate xxx"

TV presenter Philip Schofield said simply: "It's a boy! Congratulations "

Former Spice Girl and mum of two boys herself, Emma Bunton tweeted a personal message: "It's a boy!!! Special times ahead for Kate and William. Xxxx"

Britain's Got Talent judge Amanda Holden announced that she was cracking open the champagne and said: "Congratulations to William and Kate. WONDERFUL NEWS! A little Prince x"

Even celebrities across the pond in the US were excited too, with celeb blogger Perez Hilton tweeting an usual name suggestion: "All kidding aside, would be my vote for the royal baby name! It'd be such a lovely tribute to Diana, who was born Diana Spencer."

Talk show host Ellen DeGeneres said: "It's a boy! So happy for my cousin Kate and the future King of England!"

Comedienne Joan Rivers made a reference to crazy celebrity baby names in her congratulatory tweet, saying: "Congratulations to Kate & William on the birth of their baby boy! So relieved that his name won’t include the words Ivy or Apple."

Actress Helen Flanagan kept her congratulations to the point: "Congrats Kate and Wills #Royalbaby"