The most anticipated music video of the year is finally here. Taylor Swift has been teasing about her upcoming Bad Blood music videos on her Instagram which will set to feature a star studded cast! It finally happened and the music video debuted during the recently held Billboard Music Award. The video indeed featured all the stars from Selena Gomez, Ellen Pompeo, Jessica Alba and a whole lot more. Many were speculating that the Bad Blood being referred in this video is Katy Perry. Check this action packed music video below!