Taylor Swift stuns fans as she joins The 1975 on stage in London

The US star performed her song Anti-Hero after joining the band onstage at the O2 Arena

MIAMI GARDENS, FL - AUGUST 18: Taylor Swift performs on stage during the Taylor Swift reputation Stadium Tour at Hard Rock Stadium on August 18, 2018 in Miami Gardens, Florida. (Photo by JL/Sipa USA)
Taylor Swift sang Anti-Hero at the O2. (JL/Sipa USA)

Taylor Swift stunned fans when she made a surprise appearance onstage at The 1975’s concert in London.

The band are currently on the UK leg of their tour and Shake It Off singer Swift joined them for their gig at the O2 Arena.

Sending the crowd wild as she appeared in a mirrored dress, Swift gave the first live performance of her song Anti-Hero, which is in the running for a BRIT award this year.

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Fans flocked to Twitter to express their excitement after getting to see the US star.

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One tweeted: “Still not over The 1975 bringing out Taylor Swift last night.

"I literally almost passed out right there in the o2 ahhaha like WHAT.”

“Last night was the honestly best night of my life eternally grateful to @the1975 @taylorswift13,” said somebody else.

Another fan wrote: “Did The 1975 actually bring out Taylor Swift last night or did I make that up because the whole thing feels like a fever dream?

“Running out of the toilets four drinks down and seeing her on the screen when I tell you I RAN for my life omg.”

LOS ANGELES, CALIFORNIA - NOVEMBER 20: (EDITORIAL USE ONLY) Taylor Swift, winner of Favorite Pop Album, Favorite Female Pop Artist, Favorite Music Video, Favorite Country Album, Favorite Female Country Artist, and Artist of the Year, poses in the press room at the 2022 American Music Awards at Microsoft Theater on November 20, 2022 in Los Angeles, California. (Photo by Sarah Morris/FilmMagic)
Fans were thrilled to see Taylor Swift perform. (FilmMagic)

“Taylor Swift should truly have an O2 residency at this point,” suggested another fan.

“It was such an ethereal experience!!” said another.

“She just casually said to the crowd, ‘So, are you all enjoying your Thursday night?’ whilst everyone was losing their s***.”

Anti-Hero is up for Best International Song of the Year at the BRITs, which take place next month.

Birmingham, UK. January 23, 2019 - Matty Healy, Adam Hann, Ross McDonald and George Daniel, of The 1975, perform at the Arena in Birmingham, 2019, on their UK tour Credit: Myles Wright/ZUMA Wire/Alamy Live News
Taylor Swift joined The 1975 on stage. (ZUMA Wire/Alamy Live News)

It is taking on tracks including Lizzo’s About Damn Time and Beyonce’s Break My Soul.

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Swift is also up for the coveted International Artist gong.

Additional reporting from PA.

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