The world's fattest teenager lost half of his massive weight after doctors performed life-saving operations to remove his fat.
Billy Robbins (19), from Houston, Texas once weighed 381kg and was told that if he carried on eating so much, his heart would collapse.
Surgeons performed several operations on Billy, cutting kilos of fat from his stomach and inserting a gastric band to cut down on the amount of food he could ingest.
The morbidly obese teen now weights only 190kg - half as much as he did before! More...