purple butterfly dress Butterfly-Bodice Open-Back Long Sequin Prom Lilac / 0 It has a plunging V neckline and thin BT1820 Sequin Splendor: Majestic Purple

There's also a signature purple hue for 'Speak Now', skin-tight snakeskin for the 'Reputation' era, green maxi dresses for the 'Folklore and Evermore' era and colourful co-ords for '1989'

Perfect for both casual and dressed up occasions, this dress will keep you stylish and warm with its long sleeves and versatile length

Business casual is a term used to describe a type of office dress code or clothing style that is a little more casual than traditional business wear

So chic for cocktail parties, homecoming, and other semi-formal events, this emerald green short sequin party dress by Mac Duggal helps you celebrate your special evening while impressing the crowd

I wore this dress to my boyfriends little sisters grad party and it was a hit

In 2015, former Google CEO and executive chairman Eric Schmidt wrote an essay on Project Syndicate explaining how the singers dress inspired the invention