Pete Doherty says the late singer was 'never a massive fan of my songwriting'
Band say they 'didn't want to sound like we were back in 2004'
Left Hand and The Lipstick Melodies musician died of a heart attack after severing an artery in fall earlier this year
The group released their album 'Let It Reign' in January
Band recruit Jake Gosling for third album sessions in Thailand
The likes of Mumford & Sons, Drake and Kasabian will also play the Polish festival
Pete Doherty and Carl Barât travel abroad to continue writing third album
The Libertines man discusses the band's new album plans in brand new video
Barat said band will be 'a lot more cohesive' during headline set
Band join previously announced headliners Metallica and Mumford & Sons