A John Denver Tribute Concert by Mark Cormican will be at 6:30 p.m. Friday at Woodford County's main library, 115 North Main Street, Versailles. Singer-songwriter Cormican has performed throughout the United States for more than 30 years. In this free concert, Cormican will perform the songs of John Denver, James Taylor and Michael Martin Murphey, and some of his original songs. The concert is suitable for all ages. Call the library at (859) 873-5191 to sign up.