Yonder Mountain String Band is the latest addition to Las Tortugas Dance of The Dead. The festival’s lineup also includes: ALO, The Mother Hips, 7 Walkers featuring Papa Mali and George Porter Jr., Tea Leaf Green, Cornmeal, Nathan Moore, New Monsoon and Melvin Seals & JGB. The event’s original host band, Blue Turtle Seduction, will also reunite for a performance at Las Tortugas. The Halloween festival will take place in Groveland, CA from October 28-31.