10 years ago, a simple photograph of a dress sparked a global debate unlike anything seen online before. Posted in 2015, the image caused people to argue intensely over whether the dress Gold Sparkly Halter Sweetheart Sequin Prom Evening Dress WEDTREND Women Sparkly Gold Formal Dress Backless Mermaid Spaghetti Straps Sequined Long Gala Dress Raya Rhinestone Mermaid Formal Dress Windsor 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