A never-before-heard tape of Guthrie singing an early version of the song, about the deaths of migrant workers in a plane crash, has recently surfaced ...

One-hit wonders get a bad rap. After all, countless musical acts spend their entire careers in search of a single Top 40 song. Fewer still are lucky enough to become one-hit wonders more than once.

"My grandfather wrote, 'A song ain’t nothing but a conversation you can have again and again,'" says Guthrie granddaughter Anna Canoni.