vintage 90s dresses 1990's Dark Floral Bias Cut Dress by Betsey Johnson / S – Xtabay Vintage can work for many sizes but best for a medium or large Vintage Girls Kids 90s White

The inner part of the top side of this dress has given a stretchy material which is from the breast to the waistline

Patterns like overlapped triangles and rectangles and zig zag lighting bolts were prominent

Adding sheer or opaque black tights to the mix takes the look to a whole other level

Twitter has been flooded with posts featuring the frock and '#TheDress' has been trending online for hours

Featuring a soft boat cowl neckline and a daring low back, this silhouette is elevated with a cascading drape from the back shoulder and layered chiffon overlays that float at the hip

The Sagittarius duo was seen wearing their best party outfits, with Haim in a fitted metallic mini dress from Sandy Liang and Swift donning the ultimate dance floor-ready look in a golden one-shoulder ensemble by London designer Julia Clancey