The Tucson Arizona Boys Chorus is getting tuned up for the two performances of their annual Classic Concert at 7:30pm, Saturday, Feb. 17, at Our Mother of Sorrows Church and at 3pm Sunday, Feb. 18, at Ascension Lutheran Church. Tickets are $18 at the door; $15 in advance. Under age 12 are $8. For more information, go to boyschorus.org