On the day they announced their engagement at Buckingham Palace on February 24, 1981, Prince Charles looked majestic with a fashionable Lady Diana Spencer on his arm.

Diana looked every inch the princess on Prince Charles' arm as they departed St. Paul's Cathedral in London on her wedding day, July 29, 1981.

For their honeymoon at Balmoral Castle in Scotland in 1981, Prince Charles dressed royally casually with a sweater and a kilt.

Princess Diana made a fashion statement on her way out of St. Mary's Hospital in London after Prince William was born on June 22, 1982.

Princess Diana looked stunning in a black beret and a red tartan high-neck shirt with black embellishments during the 1982 Braemar Highland Games in Scotland.

Princess Diana made a stunning appearance in a navy blue velvet gown with a lace bodice and a diamond choker at the premiere of "Amadeus" in London in 1985.

On October 4, 1985, Princess Diana smiled and looked proud as she posed with Prince William and Prince Harry at a piano in Kensington Palace in London.

Both America's first lady, Nancy Reagan, and Britain's Princess Diana made major fashion statements at their first encounter on November 11, 1985.

In November 1985, Princess Diana and John Travolta ripped up the dance floor at the White House. The Princess looked stunning in a Victor Edelstein midnight blue velvet gown.

On July 30, 1992, Princess Diana was exquisite in a two-tone Catherine Walker halter-style evening gown when greeting Tom Cruise and Nicole Kidman at the premiere of Far and Away.

Princess Diana looked stunning in this fashion-forward LBD when meeting Rita Wilson and Tom Hanks at the "Apollo 13" premiere in London on September 7, 1995.

Princess Diana, Prince Charles, Prince William, and Prince Harry looked matched in neutral tones with splashes of red during a holiday in the Scilly Isles in 1989.