Home Jambase Greensky Bluegrass Welcome Members Of Fruition, Jam On Phish & Serve Up...National Music NewsJambaseMusicGreensky Bluegrass Welcome Members Of Fruition, Jam On Phish & Serve Up Debut In PortlandSeptember 23, 20161262FacebookTwitterPinterestWhatsApp On Thursday Greensky Bluegrass kicked off a run of shows with Fruition at the State Theatre in Portland, Maine.