Anyone who follows Taylor on Instagram will have seen the screenshots and character portraits that she has been posting for this video for quite some time. It’s possibly the most star-studded video ever made with a dark sci-fi setting full of guns, PVC and plenty of girl power. Lena Dunham, Cara Delevingne, Ellie Goulding and Jessica Alba are just some of Taylor’s famous friends who turn lethal assassin for the cutting pop ballad that is widely believed to be about Taylor’s ongoing feud with Katy Perry. Unlike the 1989 album version of the song, Taylor’s favourite rapper Kendrick Lamar has put in his twopenny’s-worth and added a hip hop edge for the video. Watch it now!