In the end, the tearful pop star left with just £1,000 in the bank.
Host Ben Shepherd praised the star, telling her she was ‘incredibly brave’ to take the gamble.
Not to be disheartened, the singer vowed to win back the money.
Speaking about her chosen charity, she said: ‘It’s a charity dedicated to finding a cure for all kinds of brain tumours.
Emotional: In the end, the tearful pop star left with just £1,000 in the bank
Determined: Not to be disheartened, the singer vowed to win back the money she had lost
‘I’m very emotional about it. I’ve lost a couple of people to brain tumours and I just think this is a very important one to support.
‘And I will win that money back.’
Earlier this year the star revealed that she restricted her eating and exercised obsessively in her Spice Girls days as she battled depression.
The singer, who shot to fame as one fifth of the iconic girl group in 1996, told how she severely limited her diet when she became obsessed over the idea of being the perfect pop star.
Mel said: ‘I’m very emotional about it. I’ve lost a couple of people to brain tumours and I just think this is a very important one to support’
Risk taker: Host Ben Shepherd praised the star, telling her she was ‘incredibly brave’ to take the gamble
Speaking to Bryony Gordon, she said: ‘I thought I had to be a certain way to be deserving of everything that was happening to me… to be a popstar I had to be perfect, and that was my way of trying to achieve perfection.
‘I’d never starved myself, but I wasn’t eating properly and http://lostfilm.hd-lostfilm.me I was exercising obsessively and all of my time with the Spice Girls I think I was probably living on adrenaline, God only knows how I got through it and I think my body just got to the point where it was like – enough.’
Alongside her eating disorder, Melanie also battled depression and was diagnosed in 2000 after going on a family holiday.
She revealed how relieved she felt when a doctor diagnosed her with the mental illness as she felt it could then be beaten.
Back in the day: Earlier this year the star revealed that she restricted her eating and exercised obsessively in her Spice Girls days as she battled depression