The picture of Matt cuddling his Dad in '09 showed him the shocking truth of his obesity. 

Now he's been crowned Slimming 2 day diet strong version Worlds Greatest Loser 2012 and weighs a proper 13 st 10 lb ,he feels and looks 'absolutely great'.

4. Battling Sarah gets a new lease of life after loosing 10 stone and beating her depression

Sarah Tracey, 31, discusses how life changing gastric bypass surgery, counselling and plastic surgery has given her a new lust for a lifetime.

Weighing 21 stone at her heaviest, after shedding 10 stone Sarah can't quite come to terms with a mans attentions she receives on a daily baisis.

When she was just aged 11 she visited Dieters and continued a special course in america before she realised she was addicted to food.

She told 2fm's Tubridy Show: "I was at a black hole, I had been depressed. It had been a cycle I couldn't break. Between 21 and 25 I didn't leave the house.

Now after an unbelievable 140lb weight loss, Sarah has reached her goal and understands all the new attention will take some getting used to.

6. Former couch potato, now turned hopeful Olympic athlete

Courtney Clarke, one of the Uk's fruta planta diet pills fattest-ever children, weighing 19 stone at aged 10, lived off a diet of crisps, sugary snacks and fizzy drinks.

She chose to occupy boxing when she was taunted by school bullies, whilst her weight continued to soar at age 14.

The pounds began to disappear as she took to the ring- four years on she was 7 stone lighter.

Courtney, 18, now weights a muscular 12 stone and has gone from the size 20 to a slender size 12 since taking up the sport.