"Sometimes we've already shed our old skin without even realising it's happening"
The one-off show was announced to fans via their mailing list just hours before doors opened
The Leeds band's third record is set for release on July 17 via Island Records
The band have completed "a lengthy stint in the studio", working on their upcoming third album
Bloc Party, Kelly Lee Owens, Yard Act and Courtney Barnett are among those on the bill
It is in support of the 'No Music On A Dead Planet' campaign to establish regional climate hubs across the UK
The xx, Gorillaz, Massive Attack, KNEECAP, IDLES, Ethel Cain and more have been announced to play
"We’re making the greatest third album any band has ever recorded"
The festival kicks off on Thursday (June 19) with Justin Timberlake, Sting and Stereophonics set to headline
"We may use the next two months to poison Pelle and bring The Hives to their knees," joked frontman James Smith