Liars and Fever Ray's Karin Andersson also throw in songs for Blonde Redhead curated project
'I Touch A Red Button' was unveiled at Coachella earlier this year
Gig will be streamed from the California desert
You Me At Six also booked for August event
Dave Pajo is out of the band
Band to play UK capital as part of March tour
Dengler's departure had previously been described as 'amicable'
Band finish play third night at O2 Academy Brixton
Group will hit the road in January and February next year