LONDON, ENGLAND - JUNE 08: A woman holds a piece of wedding cake from the wedding of Prince Charles and Princess Diana in 1981 at the Olympia International Fine Art and Antiques Fair on June 8, 2011 in London, England. Over 150 art and antique dealers are offering a total of around 30,000 items for sale at the fair which opens tomorrow and runs until June 19, 2011. (Photo by Oli Scarff/Getty Images)
