The FireAid benefit concert for the LA fires is shaping up to be the charity event of the year, with Lady Gaga and Katy Perry already locked in. But hold onto your VIP passes—Tim's got the inside scoop that Harry Styles and Justin Bieber might be making a surprise appearance! Will they hit the stage, or is it all just smoke and mirrors? We break down the whispers, the hype, and why this gig is set to be massive.

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