Ann Kirsten Kennis' lawyer says she has no idea how band got hold of 'Polaroid' snap
Band respond to $2million lawsuit
The band top the bill for the first time at UK festival
New York band will play London Alexandra Palace on UK dates
Kirsten Kennis claims the photograph of her was used without consent
New Yorkers progress to Main Stage for second ever T appearance
'All Summer' is available to listen to now
Trio set to release new track next month
Band also joke about U2's decision to 'pull out' of bash
Danger Mouse is also side of stage as New Yorkers proved big draw on festival's first day