On Tuesday night in Durham, North Carolina, Bon Iver's Justin Vernon joined his former DeYarmond Edison bandmates Megafaun for a surprise set at the Pinhook. As Pitchfork contributor Grayson Currin points out in Indy Week, video has surfaced from the set.

Though Vernon didn't contribute vocals during the show, he played throughout the set. Watch them cover Ry Cooder's "Boomer's Story" and perform a couple Megafaun songs.

"Boomer's Story":

"Heretofore":

"Kaufman's Ballad":

Watch Justin Vernon's band Volcano Choir perform on "City of Music":