Alabama Shakes, Lower Than Atlantis and over 80 other acts have been added to the Brighton event's line-up
Band set to headline Newcastle's Cluny in aid of Teenage Cancer Trust
Miles Kane and The Go! Team also on roster for Derbyshire event
Singer adds dates in London, Southampton and Oxford
Singer also lines up album launch gig in his hometown
Frankie & The Heartstrings, Little Comets and Sky Larkin also on the bill
Singer set for dates in November and December
Frontman speaks about releasing his own record
'Margins' is set for release in October
Luke Vibert, Eric Prydz, Basement Jaxx also to perform