Luke Bryan, Ronnie Dunn and newcomer Joanna Smith are among the artists appearing at luncheon performances during the upcoming Country Radio Seminar in downtown Nashville. The annual CRS is aimed at radio programmers, air talent and executives. Bryan will perform at the Capitol Records showcase on March 4, while Dunn and Smith will appear at the Sony Music Nashville luncheon on March 3, with both showcases taking place at the Nashville Convention Center. In addition, the Universal Music Group will showcase nearly every artist on its roster during a concert at the Ryman Auditorium on March 2. As previously announced, Carrie Underwood will sing the national anthem at the convention's opening ceremony on the morning of March 2. All are private events open only to CRS registrants.