DaveMathews

Jamey Johnson, Billy Joe Shaver Added to Farm Aid
Erika Goldring
Jamey Johnson and Billy Joe Shaver have signed on to perform at this year's Farm Aid benefit concert, which will take place at LIVESTRONG Sporting Park in Kansas City, Mo. on August 13.
The acclaimed singer-songwriters join an already star-studded line-up, including Dave Mathews, Jason …