Hugh Fearnley-Whittingstall's plan to change the way consumers buy poultry is given the support of Jamie Oliver, as the residents of Millwey are given a shocking demonstration of how badly cheap birds can be treated in a purely commercial setting. The effect of different conditions is exposed with the comparison of Hugh's 2,500 rapidly growing chickens and their 1,500 free-range neighbours.

• Hugh Fearnley-Whittingstall