How Taylor Swift ruthlessly destroyed her own Girl Squad: BFF Blake Lively's ULTIMATE humiliation... what really sparked feud with Miles Teller's wife Keleigh... and truth about Karlie Kloss breakup

Over ten years ago, Taylor Swift summoned her 'squad.' The singer was filming the video for 2015's Bad Blood and wanted to depict herself flanked by the most glamorous group of sidekicks imaginable.