Great music is a hallmark of A Prairie Home Companion, and some of the best features pairs of guests harmonizing.This new collection brings together 14 of the best vocal and instrumental duets featured on A Prairie Home Companion, performed by a range of artists, including The Everly Brothers, Robin and Linda Williams, Leo Kottke and Iris DeMent, Gillian Welch and David Rawlings, Emmylou Harris and Mark Knopfler, Chet Atkins and Jethro Burns, and Garrison Keillor and Meryl Streep.