Supersize Vs Superskinny

Wafer-thin Jeanette Nolan Jeanette must swap her diet with that of Rosemarie Palmer, who hopes that a week's food swap will kick-start her weight-loss plan.

Super skinny size zero Louise Sapsford faces up to supersize Desroy Gordon's torturous diet of non-stop takeaways. Louise comes to terms with the fact that size zero is not a good look and changes her eating habits for good.

Superskinny Alex must swap his diet with Tracy, who has a mouth that's constantly on the move and weighs in at over 20 stone.

Underweight and overweight eaters take part in an extreme diet to either increase or decrease their weight.

41-year-old super-skinny Elizabeth Young must eat the diet of supersized milkman Stefan Gines for a week and vice versa.

Twenty-six-year-old super skinny Kevin from Brighton must swap his diet for that of super-eater Julie Mead from Essex.