This week on the show we'll feature some great duets from Erynn Marshall & Carl Jones, Judy Hyman & Jeff Claus, Jesse Milnes & Emily Miller, Audrey & Bruce Molsky and others. We'll also scatter in some vintage recordings by The Blue Sky Boys, and newish ones from Robin & Linda Williams, Ken & Brad Kolodner and many more. We'll have some double fun … this week on The Sing Out! Radio Magazine.Pete Seeger / “If I Had A Hammer”(excerpt) / Songs of Hope and Struggle / SmithsonianFolkwaysJess McIntosh & Aaron Smith / “Shakin' Down the Acorns” / Jess McIntosh & Aaron Smith / Self-producedCarl Jones & Erynn Marshall / “I Need You” / Old-Time Sweethearts Vol. 1 / DittyvilleKen & Brad Kolodner / “Wild Bill Jones” / Stony Run / FenchurchThe Blue Sky Boys / “Katy Dear” / Are You From Dixie / RCA-BMGTyler Grant & Robin Kessinger / “Flop Eared Mule” / Kanawha County Flatpicking / Grant CentralRobin & Linda Williams / “High Atmosphere” / Sugar for Sugar / Sugar HillJesse Milnes & Emily Miller / “West Virginia Polka” / Old-Time Sweethearts Vol.2 / DittyvilleFrank & Allie Lee / “You Are My Flower” / Treat a Stranger Right / Bake ToneJohn Hartford & Howdy Forrester / “You Ever Heard Secesh” / Home Made Sugar and a Puncheon Floor / Spring FedJohn Hartford & Howdy Forrester / “Secesh” / Home Made Sugar and a Puncheon Floor / Spring FedJess McIntosh & Aaron Smith / “Fire on the Mountain” / Jess McIntosh & Aaron Smith / Self-ProducedAshlee Watkins & Andrew Small / “Sunny Side of Life” / Old-Time Sweethearts Vol.2 / DittyvilleThe Everly Brothers / “Down in the Willow Garden” / Classic Everly Brothers / Bear FamilyBlake & O'Brien / “Tennessee Wagoner” / Be Ready Boys / ShanachieBrother Boys / “Band Box” / Presley's Grocery / Sugar HillErynn Marshall, Carl Jones, Rachel Eddy & Em Hammonds / “She Was Bold and Daring” / Old-Time Sweethearts Vol.1 / DittyvilleSara & Maybelle Carter / “Lonesome Pine Special” / Sara & Maybelle Carter / Bear FamilyThe Horsenecks / “Melvin Wine's Uncle Pen” / Started Out in Town / Old-Time Tiki Parlour Pete Seeger / “If I Had A Hammer”(excerpt) / Songs of Hope and Struggle / Smithsonian Folkways