Greg Cahill, a bluegrass musician from Oak Lawn, poses with his case near his home. | Matt Marton~Sun-Times Media

Greg Cahill, a bluegrass musician from Oak Lawn, poses with his case near his home in Oak Lawn, IL on Wednesday February 6, 2013. He and his band, Special Consensus, are up for a Grammy Award for best bluegrass album, "Scratch Gravel Road," in Sunday's show. He plays banjo for the band. | Matt Marton~Sun-Times Media

Greg Cahill, a bluegrass musician from Oak Lawn, poses with his case near his home in Oak Lawn, IL on Wednesday February 6, 2013. He and his band, Special Consensus, are up for a Grammy Award for best bluegrass album, "Scratch Gravel Road," in Sunday's show. He plays banjo for the band. | Matt Marton~Sun-Times Media

Greg Cahill, a bluegrass musician from Oak Lawn, poses with his banjo at his home. | Matt Marton~Sun-Times Media

Greg Cahill, a bluegrass musician from Oak Lawn, poses with his banjo at his home in Oak Lawn, IL on Wednesday February 6, 2013. He and his band, Special Consensus, are up for a Grammy Award for best bluegrass album, "Scratch Gravel Road," in Sunday's show. He plays banjo for the band. | Matt Marton~Sun-Times Media

Greg Cahill, a bluegrass musician from Oak Lawn, poses with festival passes at his home in Oak Lawn, IL on Wednesday February 6, 2013. He and his band, Special Consensus, are up for a Grammy Award for best bluegrass album, "Scratch Gravel Road," in Sunday's show. He plays banjo for the band. | Matt Marton~Sun-Times Media

Greg Cahill, a bluegrass musician from Oak Lawn, at his home in Oak Lawn, IL on Wednesday February 6, 2013. He and his band, Special Consensus, are up for a Grammy Award for best bluegrass album, "Scratch Gravel Road," in Sunday's show. He plays banjo for the band. | Matt Marton~Sun-Times Media