Diana Spencer, now Princess of Wales escorted with her new husband, Prince and heir to the Royal throne on July 29 1981 in a white dress with a 25-foot train. Though she famously slipped up her vows, saying “Philip Charles” instead of “Charles Philip”, she did set a trend by omitting the part about “obeying” her husband. WATCH THE VIDEO OF THE WEDDING OF PRINCE CHARLES TO PRINCESS DIANA HERE AND RE-LIVE THE FAIRYTALE MAGIC.