5 Seconds of Summer's Michael Clifford Catches Fire at London Concert

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Michael Clifford of 5 Seconds of Summer performs onstage at the 2014 American Music Awards at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California.

Pop band 5 Seconds of Summer was forced to cut short its show at London's Wembley Arena on Saturday, June 13, after guitarist Michael Clifford was burned by pyrotechnics.

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The Australian group was reportedly performing its hit song "She Looks So Perfect" during its second night in London when Clifford's hair caught on fire, MTV reports. Watch a fan-shot clip of the incident below.

Shortly after, 5 Seconds of Summer's Ashton Irwin informed the crowd that the performance wouldn't go on. 

"Michael has hurt himself so we will not be continuing the show right now," Irwin said. "Just want to say thank you so much for coming. He is OK. You guys have been the best crowd we could ask for tonight. Thank you so much."

After the concert, Clifford tweeted a photo of his bandaged face and apologized for not being able to finish the show. " Sorry I couldnt finish the encore, but at least I look like two face," the guitarist wrote. "Thanks for worrying every1."

Billboard has reached out to 5 Seconds of Summer's representatives for comment.