Several additional acts have joined the lineup for this summer’s Farm Aid. The charity event’s latest additions include: Jason Mraz, Jamey Johnson, Jakob Dylan, Lukas Nelson & Promise of the Real, Robert Francis, Will Dailey & the Rivals, Pegi Young & the Survivors, Rebecca Pidgeon, Billy Joe Shaver and John Trudell. As previously reported, Farm Aid will also feature performances by board members Willie Nelson, John Mellencamp, Neil Young and Dave Matthews. Farm Aid will take place at Kansas City, Kansas’ LIVESTRONG Sporting Park on August 13.