The All Good Music Festival has announced its initial roster of performers for this year’s event. The line-up is stacked, as All Good looks to be the definitive jamband festival of the summer. The roster features: Furthur, Primus, moe. Keller Williams, Umphrey’s McGee, Pretty Lights, Yonder Mountain String Band, Galactic, John Butler Trio, JJ Grey & Mofro, The Infamous Stringdusters, Toots and the Maytals, Papadosio, Toubab Krewe, Big Gigantic, Hot Buttered Rum, Giant Panda Guerilla Dub Squad, Everyone Orchestra and Orgone, with additional acts yet to be announced. The 15th annual installment of the event will take place from July 14-17 on Marvin’s Mountaintop near Masontown, WV.