Usher, Hugh Jackman, Forest Whitaker also praise socially conscious festival in 'Louder Together'
Singer also strips down "Hymn for the Weekend" during solo visit for BBC Radio 1's Live Lounge
Band debuts "one-off" tribute days after being forced to cancel show in deluged city
"Sitting here all together watching the news about the storm, we feel that we can't ask anyone to put their safety at risk," band writes
Singer performed solo piano rendition of nu-metal hit during tour kickoff in East Rutherford, New Jersey
Our take on the five-song collection from the British hitmakers
Kings of Leon, DJ Khaled, Chris Stapleton, Big Sean, Pink, Miley Cyrus, Niall Horan, David Guetta, Harry Styles also booked for September event
Rapper Big Sean assists on track from band's 'Kaleidoscope' EP
"Miracles (Someone Special)" appears on band's new 'Kaleidoscope' EP
Fan plays harmonica onstage while Chris Martin improvises song about Dublin
"By 2030, 800 million – that's half of the young people of the world – will drop out of school," Shakira warns at Hamburg, Germany fest
Proceeds from the song will benefit the Migrant Offshore Aid Station
Song hails from forthcoming 'Kaleidoscope' EP
Singers lead stadium-sized sing-along of "Don't Look Back in Anger"
'Dangerous Woman' singer will be joined by Justin Bieber, Katy Perry, Coldplay at June 4th show