Blanchard Bluegrass Festival

Jane Humphrey, Cogar, who plays with the band Cast Iron, sings and plays bass during a jam session at the Second Annual Bluegrass Festival on Saturday, Aug. 25, 2012, in Blanchard, Okla. Photo by Steve Sisney, The Oklahoman

Jane Humphrey, Cogar, who plays with the band Cast Iron, sings and plays bass during a jam session at the Second Annual Bluegrass Festival on Saturday, Aug. 25, 2012, in Blanchard, Okla. Photo by Steve Sisney, The Oklahoman