Armed with five-string banjo, small amp and large songs, Zoo Chernos plays pickets, protests and rallies across the country and around the world. His songs of historical significance include:
* Sold Down the River, the song played from the Steelworkers' billboard truck during the WTO protests in Seattle,
* The Union Grand, theme song of the Million Worker March, and
* The Silence of Good People, which has been inducted into the National Civil Rights Museum.