A massive American rock band will be headlining a revamped UK festival next summer.
US rockers Turnstile have been confirmed as the main attraction at Outbreak, which takes place in Victoria Park, London, on June 13.
The northern leg of Outbreak will then follow over the two days after that, at the Bowlers Exhibition Centre in Manchester on June 14 and 15.
Turnstile being confirmed as headliners means the London line-up is now complete.
The Baltimore band will join the likes of Alex G, Danny Brown, Drug Church, Feeble Little Horse, Fleshwater and Have A Nice Life, when they all take to the stage next year.
The others playing Victoria Park, will be julie, Knocked Loose, Kumo 99, Model/Actriz, Momma, Speed, Sunny Day Real Estate, Superheaven and They Are Gutting A Body Of Water.
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The Turnstile announcement comes hot on the heels of Knocked Loose being confirmed as the band who'll top the bill in Manchester.
They'll be joined by Alex G, Danny Brown, Deafheaven, Slowdive Denzel Curry and Drug Church in Lancashire.
Feeble Little Horse,Gods Hate, Fleshwater, Foxing, Have A Nice Life, Gouge Away, Impunity, Ikhras, Jesus Piece, julie, and Kumo 99 will also be taking to the stage in Manchetsr.
As well as, Long Goodbye, Maruja, Militarie Gun, Model/Actriz, Momma, Pain Of Truth, Rocket, Speed and Splitknuckle.
And SPY, Sunami, Sunny Day Real Estate, Superheaven, They Are Gutting A Body Of Water and Tigers Jaw complete the line-up.
Outbreak Fest was actually first formed in Sheffield in 2011.
It's subsecuently been held in various locations before finding a home in Manchester in 2022.
Tickets for next year's event go on general sale on Friday at 10 am and are available to buy here.