YUP. Aussie pop-punks 5 Seconds Of Summer, Fall Out Boy and Muse are all set to play at BBC Radio 1's Big Weekend next month.
Also on the bill are Foo Fighters, Lower Than Atlantis and Mallory Knox. Nice.
They'll join the likes of Taylor Swift, Florence + The Machine and The Vaccines at Norwich's Earlham Park on May 23 and 24.
Bad news, though. Tickets have already gone...
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