Princess Diana
Tim Graham/Getty Images; Tim Graham/Corbis

While today marks 15 years since Princess Diana left us, her influence remains. In the style arena, especially, her looks are simply unforgettable. From this pearl-encrusted Catherine Walker bolero gown to her fitted skirt suits, click through the gallery to see her most memorable looks. Make sure you have this playing in the background, too.

Princess Di Moments!

Royal Rocks of Princess Brides
Princess Diana’s Wedding: Then and Now
Kate Middleton’s Best Outfits Ever