LONDON, ENGLAND - MAY 20: Jamie Oliver makes and cooks a pizza in a stone oven at the Chelsea Flower Show press and VIP preview day at Royal Hospital Chelsea on May 20, 2013 in London, England. (Photo by Mark Cuthbert/UK Press via Getty Images)
LONDON, ENGLAND - MAY 20: Jamie Oliver makes and cooks a pizza in a stone oven at the Chelsea Flower Show press and VIP preview day at Royal Hospital Chelsea on May 20, 2013 in London, England. (Photo by Mark Cuthbert/UK Press via Getty Images)