Other acts announced for the huge Manchester festival include Little Simz, Fred again.., NxWorries and Slowthai
The band also gave the tour debut to 2013 track 'Me'
The festival is set to return to Camperdown Park in Dundee
Flume took out the top spot with his MAY-A collab 'Say Nothing' while Spacey Jane got three spots in the top 10
The band were also joined by Matty Healy's dad and actor Tim Healy
The band also performed ‘Menswear’ for the first time in three years
The track appears on the pop star's upcoming album ‘Desire, I Want To Turn Into You’
After selling out the first Sydney date of the tour, the band will now play an additional date at Qudos Bank Arena
Welch has been living it up in Brighton and London as the band bring their 'At Their Very Best' tour to the UK
In the show's interlude, she gave a live debut to the hit single from 'Midnights' and took on a classic 1975 number