Knoxville-based musician Wendel Werner, director of the University of Tennessee’s jazz choir, the UT Singers, will appear in concert at 7:30 p.m. Thursday at The Arts Center in Athens, Tenn. The concert is a fundraiser for the center’s debt retirement. Hors d’oeuvres and a cash bar will be available. Tickets are $12. They may be purchased at the door or in advance at the box office, 320 N. White St.; at 423-745-8781; or online at www.athensartscouncil.org.