Former X Factor judge Cheryl, 33, and One Direction star boyfriend Liam Payne, 23, announced via Instagram on Saturday night that they welcomed a baby boy last week.

And celebrity pals were quick to send their well wishes by liking the post, which featured an adorable picture of proud dad Liam cradling his tiny newborn.

Cheryl and Liam are proud parents to a boy 
The photo that announced their arrival

Keeping Up With The Kardashians Khloe Kardashian was among the first to like the post; she and Cheryl have always had a mutual appreciation.

Khloe, 31, once said of Chez: “Sometimes you meet people and you click instantly. Her beauty is more than skin deep… I love this lady’s spirit”

And Cheryl gushed about Khloe in return, saying: “Sometimes in life you come across people you just connect with, that was exactly how I felt when I met Khloe… I felt I knew her already. She has such a big heart and a very special soul.”

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She also called Khloe a “special human being.”

Khloe Kardashian out and about in New York promoting her denim line
Khloe liked Cheryl’s Instagram post 
Meanwhile, fellow mum to be Rosie Huntington-Whiteley – pregnant with her first child – also left a congratulatory comment on Cheryl’s post.

Britain’s Got Talent judge Alesha Dixon added: “Congratulations darling, so happy for you both.”

Cheryl’s ex Girls Aloud co-star Nadine Coyle, who told her: “Congratulations Cheryl, I am so happy for you and your precious little boy and family. Sending you loads of love!

Rosie sent her love 
Rosie Huntington-Whiteley was thrilled (Photo: Twitter)
Nadine Coyle of girlband Girls Aloud live on stage during BBC Children In Need
Nadine told Cheryl she was so happy 
Alesha congratulated the new parents 

While fellow Girls Aloud star and close pal Kimberley Walsh left a string of love heart emojis and Rochelle Humes, Jessica Wright and more liked the post.

Cheryl’s old X Factors pals were also out in force, with Reggie N Bollie, Lauren Platt and 4th Impact all sharing their excitement about the baby’s arrival.

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4th Impact tweeted: “Congratulations to our mentor/sister Cheryl and Liam. We miss you! God bless!”

X Factor’s Lauren Platt sends her love (Photo: Twitter)
4th Impact sent their congratulations (Photo: Twitter)
Reggie N Bollie also reacted (Photo: Twitter)
Rebekah Vardy joked about the arrival (Photo: Twitter)

Lauren added: “Huge congratulations to Cheryl and Liam on their beautiful baby boy.”

Elsewhere, fellow mum, WAG Rebekah Vardy, reacted to the news by tweeting: “Congrats Cheryl and Liam on the birth of your baby boy. Get ready to be peed on… xx.”

Liam Payne, meanwhile, got congratulatory messages on his post from a slew of pals including rapper Juicy J and DJ and producer Zedd.

Zedd and Juicy J both had warm wishes (Photo: Twitter)
Zayn Malik’s cousin was happy for them 

There were also well wishes from the sister of his One Direction bandmate Louis Tomlinson and cousin of ex 1D star Zayn Malik.

Sasha Malik wrote: “So happy for Liam and Cheryl. Massive congratulations to them on the birth of their beautiful baby boy.”

And Phoebe Tomlinson said: “Congratulations Liam and Cheryl on your new baby boy.”

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Cheryl and Liam in March last year 
Video thumbnail, When Cheryl and Liam first met on X-Factor
Cheryl and Liam welcomed their first child together , a son, on March 22, and announced the happy news to fans via Instagram on Saturday night.

Popstar Cheryl told fans: “On Wednesday 22nd March Liam and I became parents to an incredibly beautiful, healthy baby boy, weighing 7lb 9 and looking like a dream.

“Although he still doesn’t have a name he is already stealing hearts. We are all madly in love and overwhelmingly happy with our little arrival.

“Happy Mother’s Day to all the mothers around the world. A day that now has a different meaning to me forever.”

The couple are thrilled 

Liam added: “My close friends and family know there are very few times when I’m left speechless… wow!”I’m incredibly happy to welcome our new baby boy into the world, it’s a moment that I will never forget for the rest of my life and my favourite memory I have so far.

“I’m completely in awe of his incredible mother and how she has been the whole way through this, she’s really made my dreams come true. We haven’t named him yet but he’s already capturing hearts including mine. I feel very blessed.

“Happy Mother’s Day everyone!”