When Lucius' Jess Wolfe and Holly Laessig first sang with Roger Waters, the clouds above them parted and a giant rainbow stretched across the sky. Literally.

The two women were late additions to the singer-songwriter's surprise appearance at the Newport Folk Festival in 2015, when he came out with My Morning Jacket for

This article originally appeared on www.rollingstone.com: See Lucius, Roger Waters Sing Lighthearted ‘Goodnight, Irene’

When Lucius' Jess Wolfe and Holly Laessig first sang with Roger Waters, the clouds above them parted and a giant rainbow stretched across the sky. Literally.

The two women were late additions to the singer-songwriter's surprise appearance at the Newport Folk Festival in 2015, when he came out with My Morning Jacket for

This article originally appeared on www.rollingstone.com: See Lucius, Roger Waters Sing Lighthearted ‘Goodnight, Irene’