Bandmate Winston Marshall calls Dwane a 'brave little boy' and thanks fans for their support
Band assure fans that Dwane is expected to recover quickly
The band teamed up with Costello to support a new anti-poverty initiative by Bono's One Campaign
'Babel' band admit they are nervous going head-to-head with The Rolling Stones
Marcus Mumford says that concert ticket sales mean more to the band
Vampire Weekend, Ben Howard and Haim also set to perform <br />
Folk rockers admit they're "emotional"
The Vaccines are also on the bill for summer Phoenix Park show
LA sisters feature in the band's promo for 'Whispers In The Dark'
The Mumford and Sons frontman and Timberlake have teamed up for 'Inside Llewyn Davis'