The emancipation of Mimi: Mariah Carey shows off a slim figure after losing baby weight

By J J Anisiobi

Last updated at 1:15 AM on 11th December 2011

After shedding more than 70lbs in the last seven months Mariah Carey is back to her svelte figure.

The All I Want For Christmas singer flew into London this week and rolled back the years as she unveiled her curvy body.

Mariah looked stunning in a red floor length dress as she attended the annual Noble Gift Gala at the Dorchester Hotel in London.

Lady in red: Mariah Carey arrives at the Noble Gift Gala in London last night

The singer was in danger of blending into the red carpet but stood out with her honey blonde locks flowing over her shoulders.

Carey was the guest of honour at the event and received the 2011 Noble Gift Humanitarian Award for her efforts in helping disadvantaged children.

The Noble Gift Gala is an event that pays 'tribute to those who help support and foster awareness for children and the empowerment of women around the world.'

In honour of Mimi: Mariah was presented with an award for her charitable work

Lovely lady: Eva Longoria arrives in an elegant purple gown

Desperate Housewives star Eva Longoria also attended and posted a message on Twitter before the event.

She said: 'Getting ready for the Noble Gift Gala here in London, we are honoring @mariahcarey.'

Longoria wore an elegant purple gown and accessorised with a creme clutch.

Black is better: Tamara Ecclestone and Jerry Hall both opted for black dresses

Proceeds from the event went to The Eva Longoria Fund and there were plenty of celebrities on hand to donate.

Billion dollar girl Tamara Ecclestone arrived in an attention grabbing black sequined dress.

American model Jerry Hall wore a knee length black dress and opted for flat shoes as she arrived with her husband Warwick Hemsley.

Start your engines: Eva and Tamara arrived at the gala in limousines

Music royalty: Jermaine Jackson and Halima Rashid wore complimenting outfits

Jermaine Jackson and Halima Rashid also attended and both opted for complimenting black outfits.

Guests were entertained by British singer Leona Lewis who had earlier made an appearance on The X Factor.

Mariah had been spotted earlier in the day in an all black outfit as she posed for pictures outside the Dorchester Hotel.

Rolling back the years: Mariah Carey poses outside the Dorchester Hotel in London looking svelte

The 41-year-old wore a short leather jacket with a long tight fitting cardigan.

She completed the look with a pair of high heeled thigh-high boots with black snake skin detail.

As she made her way into the hotel she was surrounded by fans who quickly took pictures of her.

Merry Christmas: The star was given a greeting card from one of her fans

A couple of fans also gave Mariah some Christmas cards which she took with her back to her suite.

The superstar has been enjoying her time in the capital and tweeted: 'Here with my friend Azim at London's most fabulous hotel - The Dorchester, 'Ros' is here, very festive!'

Mariah, who was recently named as the new ambassador for diet company Jenny Craig, even removed her trademark sunglasses.

Work it: The mother-of-two took off her sunglasses as she posed for pictures

She began the diet regime with a 1500 calorie a day special menu and she exercises several times a week.

'When I started, I got really strict with myself,' she told Us magazine.

'Losing weight is about eating what you like, just in the appropriate portion sizes. I wouldn't say it was really hard, but it required focus and determination.

Transformation complete: Mariah lost the baby weight after doing the Jenny Craig diet plan

'The first week, I lost 40 lbs of just water. It was just water, initially. When I started with the programme, I lost at least 30 lbs of weight that needed to be lost.'

Mariah works out for at least 45 minutes five to six times a week giving her body a mixture of cardio and aquatic workouts.

However, the star had to wait six weeks before she could start the programme after giving birth to twins Monroe and Morrocan via Caesarean section.

Days gone by: Mariah was carrying more weight in March 2011

She told the magazine: 'I gained an enormous amount of weight. I was scared I was never going to walk again.

'I feel incredible but it ! was a lo ng road,' she added.

'Being pregnant felt longer than it was. It was a huge blessing to be able to have the babies but I felt trapped in my body because I couldn't move.'