Home Jambase Umphrey’s McGee To Team With Greensky Bluegrass For Blue Ridge RockwayNational Music NewsJambaseMusicUmphrey’s McGee To Team With Greensky Bluegrass For Blue Ridge RockwayOctober 25, 20161048FacebookTwitterPinterestWhatsApp Chicago jam-rockers Umphrey’s McGee have expanded their Blue Ridge Rockway event.