This holiday, @zara is serving slinky dresses, shimmery tops and the kind of energy that says main lights off, disco ball on. Remember when the internet went absolutely nuts on the colour of a dress? The dress was blue and black. The original viral poster, Caitlin McNeill, later said it was a black and blue dress Slinky Dresses for Women PrettyLittleThing USA That Dress is Blue and Yellow! The Science of Why No One Agrees on the Color of This Dress WIRED White Gold Or Blue Black? Twitter's Divided Again But Not Over A Dress