More than 100 million people from around the world tuned in to see The Texas Tenors on America’s Got Talent, making them the highest-ranking vocal group in the history of the show. The trio have a unique harmony, covering the genres of classical, Broadway, country and contemporary. Expect to hear everything from Puccini to Alabama with humor and a touch of cowboy charm. Alabama Theatre, 4750 U.S. 17 S. Saturday, 7 p.m. $39.95–$49.95. (843) 272-1111, www.alabama-theatre.com