black dresses with rhinestones Two-Piece Satin Prom Slit & Bodice The gown showcases a strapless sweetheart neckline that highlights shoulders and décolletage Embellished Rhinestones Side Slit Illusion

The plunging, deep-v front and high, side split, also keep it sexy but sophisticated

The black dress is crucial in representing the last nine years of Sisi's life

Marilyn was never afraid to push the boundaries, which only cemented her status as an icon

Bad Witch (with a B) Get the Look : GS3084 - Velvet Sequin Bodycon Short Dress w/ Side Slit Cast a spell on partygoers in a positively bewitching Halloween costume with a black dress

Women dont have to wear a long dress (etiquette specialists Debrett's say knee-length cocktail frocks are fine) but you should definitely go more fancy than what youd wear on a regular night out