Ice Spice Joins Taylor Swift on Stage in New Jersey to Perform 'Karma' Remix

Taylor Swift and Ice Spice have joined forces to perform their new duet, a remix of Midnights’ “Karma.” The rapper, 23, surprised the crowd at New Jersey’s MetLife Stadium on Friday night as she and Swift, 33, took the stage on the first of three Eras Tour shows this weekend. The duo performed the newly released remix, which came out that same day, in their first-ever joint performance. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has...