Summer Camp has confirmed another round of acts via its Facebook page. The latest round of artist additions includes: Widespread Panic, Lubriphonic. The Wood Brothers, Greensky Bluegrass, Truth and Salvage Co., Punch Brothers, Future Rock and Paper Diamond.

As previously reported, Summer Camp 2011 will take place from May 27-29, 2011 at Chillicothe, IL’s Three Sisters Park. moe., Umphrey’s McGee, STS9, Bassnectar, Cypress Hill, The Avett Brothers, Girl Talk, Yonder Mountain String Band, Keller Williams, Bela Fleck and The Flecktones and Lotus are slated to appear at the annual event.