On first glance it might appear that Joy Williams and John Paul White has reconciled. Then once the singing starts you know this is a different beast.

The White look-alike is Soundgarden and Audioslave frontman Chris Cornell and the

pair took to the Americana-friendly David Letterman Show to perform a lovely and soulful rendition of “Misery Chain” from the “12 Years a Slave” soundtrack.

Could the next Civil Wars album feature Cornell?