formal black tie dress Best Wedding-Guest and Black-Tie Dresses At the heart of this enchanting gown lies its piece de resistance an embellished sheer lace corset bodice Black Tie Event Modest Dresses

A tweet by the American songwriter Taylor Swift, in which she shared she saw the dress as blue and black and said she was "confused and scared", was retweeted 111,134 times and liked 154,188 times

Boat neckline, fixed straps, invisible zip fastening at back

Style fits true to size

The star chose an asymmetrical red gown by Lanvin for the night

For the latter, the star wore her edgiest look of the tour so far, a custom Balmain outfit consisting of a sculpting hot-pink leather minidress and a pink long-sleeve mesh top.

Open Back Prom Dresses EW37057 Curved Neckline A-Line Dress w/ Lace-Up Back & Slit EW35001 LOW BACK FIT AND FLARE PROM DRESS COVERED IN STONE ACCENTS EW37204 Mermaid Dress w/ Sparkling Boned Bodice & Low Back EW37047 Plunging V-Neck Mermaid Prom Dress w/ Lace-Up Back EW37070 Sparkling Mermaid Gown w/ Low Back Cutout EW37045 Off-the-Shoulder Mermaid Prom Dress w/ Racerback Detail EW37038 Fit & Flare Prom Dress w/ Boned Bodice & Slit EW37093 Floral Ball Gown w/ 7-Layered Skirt EW37000 Floral mermaid dress w/ shimmering stone accents & daring open back EW37068 Beautiful Mermaid Prom Dress w/ Corset & Slit EW37096 A-Line Prom Dress w/ Pockets & Low Back EW37224 Mermaid Prom Dress w/ Boned Bodice & Slit EW37125 Tulle Mermaid Dress w/ V-Neckline & Lace-Up Back EW37116 Fit & Flare Prom Dress w/ Low Back & Stone Accents EW36227 EW36018 EW36011 EW36014 EW34002 If you're wondering, the line starts here