Rosie lost five stone in the first three months after the operation

BRITAIN’S Got Talent star Rosie O’Sullivan looks worlds away from her appearance on the show when she weighed 30 stone

The singer wowed fans with her amazing voice 11 years ago and went on to reach the BGT semi finals in 2013.

Britain’s Got Talent star Rosie O'Sullivan looks very different after her 17st weight loss
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Britain’s Got Talent star Rosie O’Sullivan looks very different after her 17st weight lossCredit: Instagram

The singer underwent a gastric sleeve
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The singer underwent a gastric sleeveCredit: Rex
The star looks very different now after showcasing her incredible 17st weight loss with the help of a gastric sleeve.

Rosie, 30, is now unrecognisable since she had £20,000 of surgery to overhaul her body as she continues to dream of stardom and her plans to start a family.

She announced in 2022 that she is pregnant with her first child.

The pretty brunette wrote alongside a shot of her baby scan: “We Cannot Wait To Meet You Little One, Our Hearts Are So Full Of Love, You Really Are Our Little Miracle, Sent From Above.”

Rosie, from Birmingham, previously spoke to The Sun about her struggles with he weight and how it impacted her life.

She said in 2017: “When I appeared on BGT I was nearly 30 stone.

“I was hot, sweaty and struggled to walk up stairs, and the costume department had to make dresses for me as it was impossible to get trendy clothes in a size 28.

“I hit a real low and I told my parents I wanted weight loss surgery after seeing an advert online.

“I was active, I went to the gym and swimming, but I thought about food like an alcoholic thinks about drink, I was obsessed.”

Her parents offered to pay for her to have the £5,000 op privately, and it wasn’t long before Rosie started seeing results.

She said: “When I had my gastric sleeve op in 2014 surgeons also cut out the part of the stomach that makes the hunger hormone ghrelin – and since then the weight has dropped off.”

Rosie lost five stone in the first three months after the operation as she was on a liquids only diet, but had lost a total of seven by the time it was Christmas.

Despite doctors advising that she might not lose more, by the time the anniversary of the procedure rolled around in April 2015, she had lost a total of 13 stone.

‘SO MUCH SKIN’

However, losing so much weight left her with excess skin on her back, tummy and legs, leaving the then-20-year-old depressed that she couldn’t wear skirts and crop tops.

Rosie, who is 6″1, then had a £8,000 tummy tuck, which not only knocked another stone off her weight loss total, but gave her a huge confidence boost.

Spending her weekends performing at local gigs, Christmas light switch-ons, and charity events – plus sticking to a healthy living routine – meant that she soon lost two more stone.

But Rosie still wasn’t satisfied with what she saw in the mirror.

She explained: “When I looked down I couldn’t see my kneecaps as there was so much skin.

“Even when I put jeans on I felt like I had to tuck the skin from my legs in to my jeans.

“It looked like there were stretched bags at the tops of my legs, I was embarrassed and I knew that I had to do something about it.”

Rosie was spurred on to book herself in for a bi-lateral thigh reduction, which saw surgeons slice her from mid-calf to knee and from knee to groin to tighten the skin and remove the excess.

The £6,000 operation meant she lost ANOTHER stone in weight from the removal of the excess skin.

Rosie wowed fans with her voice on the ITV competition in 2013
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Rosie wowed fans with her voice on the ITV competition in 2013Credit: PA:Press Association