In a series of roadshows across the country, Trinny and Susannah get their tape measures at the ready to find out the nation’s vital statistics and discover what people really think about all their lumps and bumps, revealing what they love and hate about themselves.

Their mission, above all else, is to find hundreds of volunteers, of all shapes and sizes, willing to strip off and be part of a massive living sculpture – of the Great British Body – created to celebrate Britain’s finest forms.

But can they manage to persuade people to lose their inhibitions and get naked on the Sussex Downs as inspirational life models for what is a unique experiment?