Taylor Swift brought out musical guests, debuted surprise songs and premiered a brand-new music video during her final Eras Tour show in London. The pop superstar, 34, performed the last of five nights at Wembley Stadium on Tuesday, marking the conclusion of the European leg of her tour. The billion-dollar tour takes fans through her back catalogue, including hits from albums 1989, Red, Midnights and her latest chart-topping 11th studio album – The Tortured Poets Department.

A surprise came when Swift debuted a new music video to I Can Do It With A Broken Heart from the latest album. It features backstage footage of the singer during the tour. The almost four-minute-long video features Swift’s background dancers and tour crew, alongside behind-the-scenes clips of how she travels under the stage between sets.

Meanwhile, another surprise came when Swift took to the piano to perform the track So Long, London, live for the first time. It is the fifth song on her latest album – the slot reserved for the most meaningful track on each of her albums – and is thought to contain references to her ex-boyfriend, British actor Joe Alwyn. The new album also features a song Swift wrote with British group Florence + The Machine titled Florida!!! Frontwoman Welch, 37, surprised Swift fans by arriving on stage to perform the track accompanied by an impressive light show.

The singers, who were both sporting white gowns, have been friends for many years with Welch previously revealing sh.