The latest round of artist additions has been announced for the Summer Camp Music Festival. Joining moe., Umphreys McGee and Keller Williams new band, the WMDs, will be: Galactic, The Wood Brothers, Hot Buttered Rum, ALO, Great American Taxi, Melissa Ferrick, Brothers Past, Toubab Krewe, Pnuma Trio and Bump. These acts are part of a line-up that, in addition to the aforementioned performers, also includes: Medeski Martin & Wood, The Wailers, Tea Leaf Green, New Monsoon, Oteil and the Peacemakers, Assembly of Dust, Family Groove Company, Cornmeal, U-Melt and Groovatron. The Summer Camp Music Festival will return to Three Sisters Park in Chillicothe, IL on May 24-27.