Joan Osborne + Ollabelle + Elizabeth Mitchell

Bluesy "One of Us" vocalist Joan Osborne heads up this Mother's Day benefit show at the Winery for Somaly Mam Foundation and Save the Children. Osborne will be joined by blues singer Amy Helm—daughter of Levon—with her husky roots fusioneers Ollabelle, named after rural songwriter Ola Belle Reed, plus Smithsonian Folkways singer Elizabeth Mitchell.