The World's most Expensive Burger Public launch. [Getty Images]

LONDON - JUNE 18: (UK TABLOID NEWSPAPERS OUT) Director of New Product Development and innovation Mark Dowding poses with the world's most expensive burger at the Gloucester road Burger King on June 18, 2008 in London, England.The Burger contains Wagyu Beef, White Truffle, Iranian Saffron & white truffle dusted bun, Pata Negra Slices, Cristal Champagne onion Straws, 25 year old Balsamic vinegar, Lambs lettuce, Pink Himalayan rock salt, Hollandaise shallot mayonnaise and costs 95 GBP. (Photo by Gareth Davies/Getty Images)

Getty Images News Gareth Davies