Camilla Has Already Heard Prince Charles' Favorite Joke A Million TimesS

Prince Charles, Prince of Wales, Camilla, Duchess of Cornwall and Australian Prime Minister Julia Gillard attend the naming of Queen Elizabeth Terrace at Parkes Place on November 10, 2012 in Canberra, Australia. The Royal couple are on the last day of the Australian leg of a Diamond Jubilee that takes in Papua New Guinea, Australia and New Zealand. (Photo by Chris Radburn - Pool/Getty Images)