The Tucson Chamber Artists present a holiday concert titled "Traditional Lessons and Carols by Candlelight" at 8 p.m., Friday, Dec. 4; and 2 p.m., Sunday, Dec. 6. $10 to $25; free for students in grades K-12. Call 401-2651; visit www.tucsonchamberartists.org; or e-mail info@tucsonchaberartists.org for tickets or more information.