The Mountain Goats perform on Mountain Stage. Brian Blauser/Mountain Stage hide caption

The Mountain Goats' new EP is all about Ozzy. DL Anderson/Courtesy of the artist hide caption

Laura Jane Grace (left) is one of 14 artists covering The Mountain Goats' All Hail West Texas track-by-track. Ryan Russell, DL Andersoni/Courtesy of the artists hide caption

The Mountain Goats' new album, Goths, is out May 19 Courtesy of the artist hide caption

"[Goth] was a convenient shorthand for the type of music that you liked if you had a kind of a morbid imagination and favored minor keys," says John Darnielle. Jeremy M. Lange/Courtesy of the artist hide caption

Clockwise from upper left: Shakey Graves, Trio Mediaeval, The Mountain Goats, Mr. Mitch, The War On Drugs, Elliot Moss, GAS Courtesy of the artists hide caption

"[Death metal] is a very passionate music. It's also really dark and gory--and I like that stuff." - John Darnielle, of the Mountain Goats. DL Andersoni hide caption

The Mountain Goats' new album, Beat the Champ, comes out April 7. Lissa Gotwals/Courtesy of the artist hide caption

Clockwise from top left: U2, Neil Young, Weezer, Paula Cole. Courtesy of the artists hide caption

Graveyard (clockwise from upper left), Martha Wainwright, Flying Lotus, Sera Cahoone, and Cody ChesnuTT. Courtesy of the artists hide caption

John Darnielle's new book is Wolf In White Van. DL Anderson/Courtesy of the artist hide caption

John Darnielle and his band The Mountain Goats perform live at opbmusic in Portland. Jarratt Taylor/opbmusic hide caption

Members of the Mountain Goats perform live at the 2013 Newport Folk Festival. Adam Kissick/NPR hide caption

The Mountain Goats. Brian Blauser/Mountain Stage hide caption