View the original article at: http://www.countryweekly.com/news/country-grammys
Keith will take part in a tribute to R&B icon Bo Diddley, along with Buddy Guy, B.B. King and John Mayer. Carrie, Sugarland, Kenny Chesney and Taylor Swift and Miley Cyrus, who will sing a duet on Taylor's song "15," are also slated to perform on the show. LeAnn Rimes has been added as a presenter.