mumford and sons

Led by Bowie's longtime producer Tony Visconti, the tribute concerts will also feature the Mountain Goats, Mumford and Sons, Perry Farrell and Amanda Palmer.

Mumford and Sons, Billy Joel, Kendrick Lamar and Deadmau5 will headline the Bonnaroo Music and Arts Festival in Manchester, Tennessee, this summer.

Earlier this week, we learned that Mumford and Sons bassist Ted Dwane suffered from a blood clot in his brain, causing him to undergo emergency surgery. As a result, the band has been forced cancel their appearance at this weekend’s Bonnaroo Music & Arts Festival in Manchester, Tenn.

Mumford and Sons bassist Ted Dwane is undergoing emergency surgery to have a blood clot removed from his brain. In an announcement on their website (read it below), the neo-folk heroes assure fans that Dwane will "recover quickly," though not quickly enough to avoid postponing toni…