The husband-wife duo, Aubrey Atwater and Elwood Donnelly will perform a free concert at the main Framingham Library tonight at 7.
The duo is making a return engagement to Framingham in a 60-minute concert Celebrating Our American Heritage."
Trader Joe's will refreshments in the warm Costin room.
The concert is sponsored in part by the Friends of the Framingham Library.
The duo's repertoire includes traditional American and Celtic folk songs, a capella pieces, old-time gospel songs, dance tunes, and original works.
Their website says they "blend unusual harmonies and play guitar, Appalachian mountain dulcimer, mandolin, tin whistle, harmonica, banjo, bones, spoons, limberjacks, and other surprises including Appalachian clog dancing, French Canadian footwork, and tap."