Band hope music will encourage people to donate money to Shelter
But Chris Brown's arrest overshadows proceedings
Follow all the action live on NME.COM
The band may have some surprises up their sleeve
Paul McCartney, Dave Grohl, Jay-Z and Kanye West will also play the event
Expanded versions of some of the band's albums are set for release
Radiohead frontman appears on US TV to plug award ceremony
The band's hits and an obscure EP are set for release
Phil Selway performs a new song, singing and playing guitar
The band have given the video their blessing - and signed the item