LONDON, ENGLAND - AUGUST 15:  Thai Green curry crickets are served on a 'Pop Up' stand at One New Change on August 15, 2013 in London, England.  The pest control specialist, Rentokil are celebrating their 85th anniversary, and for one day only were giving passers by the chance to try sweet chilli pigeon burgers, salted weaver ants, BBQ Mole Crickets and chocolate dipped worms amongst other things on their stand.  (Photo by Dan Kitwood/Getty Images)