OLD SAYBROOK The Katharine Hepburn Cultural Arts Center Cheryl Wheeler, folk. Dec. 9 at 8 p.m. $35. Ken Waldman and the Secret Visitors, folk. Dec. 16 at 8 p.m. $25. Occidental Gypsy, jazz. Dec. 17 at 8 p.m. $12 and $20. The Katharine Hepburn Cultural Arts Center, 300 Main Street. katharinehepburntheater.org; (877) 503-1286.