Charles and Di: Once Upon a Time takes viewers back to July 29, 1981 to attend the wedding of Prince Charles and Lady Diana Spencer. Prince Charles is the eldest son of Queen Elizabeth II and Prince Edward, Duke of Edinburgh. Lady Diana Spencer was the daughter of John Spencer, 8th Earl Spencer and Frances Shand Kydd. After the wedding, Diana was given the title Princess of Wales, a title she held until her death. After the divorce she was still considered a British princess. When the wedding of these two well known figures first aired, nearly a billion people watched the nuptials as they were broadcast all over the world. In this two hour show, viewers will relive all the most romantic moments of that special day, as well as never before seen footage of the royal couple. Popup graphics will add trivia and other details about the planning that went into their spectacular wedding.