The two bands collaborate over a cover of 'Terrapin Station'
Mumford & Sons, The War On Drugs, Unknown Mortal Orchestra and Courtney Barnett for 'Day of the Dead'
Band working on follow-up to 2013's 'Trouble Will Find Me'
The National man and Chvrches Lauren Mayberry compare notes on performing live and experiencing fame
Band released last album 'Trouble Will Find Me' in 2013
Band also reveal they are working on a Grateful Dead tribute compilation
New album 'Return To The Moon' due out tomorrow (October 30)
Band were headlining Treasure Island Music Festival in San Francisco on Sunday night (October 18)
Matt Berninger and co have started work on their next album
Track to appear on forthcoming album 'Return To The Moon'