Glen Campbell, Ronnie Milsap and Kenny Rogers have joined the CMA Music Festival's nightly concert lineup. Campbell will perform June 7, Milsap will appear June 8 and Rogers will sing June 9. In addition, the Mavericks have been added to the lineup for June 10, the festival's closing night. The CMA Music Festival's nightly concerts will take place at LP Field in downtown Nashville. Single night concert tickets went on sale Saturday (April 14).