what makes a dress black tie code: exactly you should (and shouldn't) wear WHITE TIE VS. BLACK TIE:
Description
Chiffon falls beautifully over the hips, can be adorned with lace applique or beading, and is the perfect twirling fabric

Under the glow of fairy lights, flickering candles, or a canopy of stars, black comes alive

Black-tie events
Some viewers even speculated that the dress appeared to change colors on its own
