Home Jambase Fruition Collaborates With Greensky Bluegrass Again At 9:30 ClubNational Music NewsJambaseMusicFruition Collaborates With Greensky Bluegrass Again At 9:30 ClubFebruary 4, 2017273FacebookTwitterPinterestWhatsApp Greensky Bluegrass continued a three-night stand at the 9:30 Club in Washington, D.C. with more help from Fruition.