The Grammy-nominated folk-rock band has contributed music and lyrics to the new show.

The new musical has extended its limited engagement at the D.C. theatre.

The Broadway-aimed musical begins performances at Washington D.C.'s Arena Stage in November.

The new musical will run at the D.C. theatre November 25-December 30.

The Avett Brothers musical played a brief Broadway run last year.

The Avett Brothers musical played a brief Broadway run last year.

Wayne Duvall, John Gallagher Jr., Adrian Blake Enscoe, and Stark Sands lead the cast of the Avett Brothers musical.

The Avett Brothers musical played its final performance December 29 at the Longacre.

Audiences at Broadway's Longacre were treated to “We Are Loved” and “Ain‘t No Man."

Audiences at the Avett Brothers musical at Broadway's Longacre were treated to two post-show performances.

Listen to "Ain't No Man" from the Avett Brothers musical here.

The Avett Brothers musical announced last week that it would play its final performance less than a month after opening.

The Avett Brothers musical opened on Broadway November 19.

Wayne Duvall, John Gallagher Jr., Adrian Blake Enscoe, and Stark Sands lead the Avett Brothers musical.

The new musical starring John Gallagher Jr. opened November 19 at the Longacre Theatre.

Wayne Duvall, John Gallagher Jr., Adrian Blake Enscoe, and Stark Sands lead the company.

Wayne Duvall, John Gallagher Jr., Adrian Blake Enscoe, and Stark Sands lead the company.

The new musical is currently running at the Longacre Theatre.