Pop star Taylor Swift continued her tradition of bringing surprise guests for her tour stop by performing with Fifth Harmony. During a concert at Levi’s Stadium in Santa Clara, California, Swift invited Fifth Harmony to join her on stage and together they made a live duet, reported Ace Showbiz. The 25-year-old Blank Space singer went so far as to don matching blue outfit with Camila Cabello, Dinah Hansen, Lauren Jauregui, Normani Hamilton, and Ally Brooke.