Sasquatch! Festival 2014

Countdown to Sasquatch!

Mumford & Sons + Elvis Costello

Mumford & Sons + Elvis Costello

Mumford and Sons & Elvis Costello teamed up backstage at this year's festival to perform a cover of Bruce Springsteen's "The Ghost of Tom Joad" in support of activ8, One Campaign's anti-poverty push. Watch video of the performance below and read more via Rolling Stone.