Home Jambase Will Forte Parodies Gregg Allman On The ‘Tonight Show’National Music NewsJambaseMusicWill Forte Parodies Gregg Allman On The ‘Tonight Show’September 24, 20161245FacebookTwitterPinterestWhatsApp Meet Grammy-losing musician “Gregg Almond” who sat-in with The Roots on last night’s ‘Tonight Show Starring Jimmy Fallon.’