BRITAIN’S biggest family is about to get even bigger as Millie Radford announces she is pregnant with baby number four.

The mum-of-three, soon to be four, who and is Sue and Noel Radford’s third eldest daughter, announced the on social media this evening.

Millie Radford and a man sitting on a couch.Millie Radford and her husband, Harley, announced they’ve got a new addition to the familyCredit: tiktok/@millie.radford A pregnant woman smiles while receiving an ultrasound; the monitor shows the image of a fetus.The couple shared a video this evening sharing the newsCredit: instagram A person walking past "The Baby Scanning" building.Millie is soon to be a mum of fourCredit: instagram

The 24-year-old shared the news on Instagram , with her sister Katie sharing the news on her stories.

Millie wrote: “We thought our hands were full… turns out they weren’t full enough.

“Baby four coming soon.”

Katie added on her stories: “Another niece or nephew to love.”

Millie, who is already mum to , five, , four, and , one, and the happy news comes after her mum, , has been slammed by fans over her .

In the clip, Millie and her husband, Harley Passmore, filmed their first baby scan with their newest bundle of joy.

In the next clip, the pair filmed their three eldest children on the bed with their eyes closed as they handed them the scans from the appointment that took place on February 6 earlier this year.

The children could be seen grinning ear to ear as they realised a new sibling would be joining them.

It comes after Millie and Harley had a tumultuous 2025 and decided to separate for an undisclosed amount of time.

The pair decided to reconcile and Harley on Instagram earlier this year.

Harley took to his Instagram Stories to confirm he and Millie had split, but hit back at those saying the break-up was a publicity stunt for the ‘ TV show 22 Kids and Counting.

“I’ve been shown a lot of comments recently about mine and Millie’s break-up,” he began.

“I’d like to put it out there that we actually genuinely did break up.

“We didn’t do this for content – why would we pretend to break up for content?”

What do we know about Millie Radford's wedding?

Millie, 23, the seventh child of parents-of-22 Sue and Noel Radford, will be walking down the aisle by the end of the year.

She will be saying ‘I do’ to fiance Harley Passmore after he popped the question during a family trip to Disneyland in Florida back in April.

Sue, mum to Britain’s biggest family, took to the family’s Instagram Stories to share a snap of Millie and her sister Sophie admiring bridal in a local wedding store.

She let the image speak for itself and left it caption-free, simply tagging Millie on top of it.

Sue recently revealed that Millie and Harley’s wedding will be happening in 2024, as she told OK! magazine about the storylines in the new series of their Channel 5 reality show 22 Kids and Counting.

“There are lots of things in this series,” she said.

“It will show Noel’s adoption story, Millie’s engagement is very exciting – the wedding should be around the end of this year – and Katie’s is coming.”

He added that the pair had decided to give things another go because they “felt like we couldn’t give up on our and love like that”.

“Everyone just needs that break I guess,” he said.

“But also I’d like to put it out there that everything we film is real and not fake, as I don’t like to be fake.”

Millie has yet to address the split or reconciliation on her social media pages.

The clip has already gone viral on her Instagram account with swarms of people congratulating the family on the news.

One person wrote: “Congratulations to you all.”

Another commented: “This is amazing news.”

“So happy for you!” penned a third.

Meanwhile a fourth said: “I literally screamed watching this.”

“Congratulations both,” claimed a fifth.

Someone else added: “Wonderful news!”

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Noel and Sue Radford with some of their children on the 'This Morning' TV program.The biggest family in the UK is about to get biggerCredit: Shutterstock Editorial