New York band have begun working on the follow-up to 2010's 'Barbara'
Singer Keith Murray is experiencing vocal 'issues'
New York band will follow their festival appearances with seven-date tour
Rolo Tomassi, Field Music, Spector will also play the free Yorkshire event
Frightened Rabbit, Future Of The Left, Lower Than Atlantis also join the festival's line-up
The band warm up the Main Stage as Kings Of Leon prepare to headline
Duo play hit-laden set on NME/Radio 1 Stage
Band hit the road in November on 'Barbarians' tour
Comedy duo monkey around at festival
Plus there are some unexpected personal revelations on the Other Stage