Among tonight’s fifty diners are GIRLS ALOUD, who reveal what they really think of their pop rivals, and comedy legend RONNIE CORBETT, who takes on Gordon in the recipe challenge. On the menu tonight - pan-roasted foie gras with rhubarb, butter-roasted rib eye of beef and summer berry soup with floating islands - and as ever if the diners don't like the food, they don't have to pay. Tonight's brigade of passionate amateur cooks are all four feisty amateur cooks from the Kent Fire Brigade, they're used to some tough call outs, but will they cope with the heat of Ramsay's kitchen? This series, the stakes are higher than ever - the best performing brigade will return to cook once more with Gordon at his Mayfair restaurant, Claridges. Gordon's baby lambs are about to arrive but in a shocking development the Ramsay family have some painful lessons to learn when there's trouble during the birth. Plus JANET STREET PORTER tempts punters at Cheltenham's Gold Cup to take a gamble on a new superfood - horsemeat.