ZEJTUN, MALTA - NOVEMBER 27:   Patron of Book Trust, Camilla, Duchess of Cornwall visits he Read With Me Literacy Programme at The Thomas More Collage Primary Schoo on November 27, 2015 in Zejtun , Malta. Queen Elizabeth II, The Duke of Edinburgh, Prince Charles, Prince of Wales and Camilla, Duchess of Cornwall arrived yesterday to attend the Commonwealth Heads of State Summit.  (Photo by Alan Davidson-Pool/Getty Images)