"Taylor Swift will be featuring up to 17 famous friends in her new music video for ‘Bad Blood’ being filmed later today in LA. Taylor is enlisting some of her closest friends and a few other well known faces to appear alongside her in her latest video. Red Carpet Biz have been told that for one of the scenes, Taylor will have them all dressed in rock/punk gear. It has not been confirmed as of yet who will be appearing in the video however Swift has recently been spotted with the likes of Calvin