Taylor Swift performed her hit song Anti-Hero for the first time ever live during a surprise appearance at London’s O2 Arena.The multi-award winning pop star appeared onstage with The 1975 on Thursday as part of the UK leg of the band’s current international tour.She appeared onstage in a shining mirrored dress, and sang the song acoustically with a white guitar.It comes as Swift scored nominations for the 2023 Brit nominations which were announced earlier on Thursday.