Pittsburgh CLO's “A Musical Christmas Carol” runs through Sunday at the Byham Theater, 101 Sixth St. This musical twist on Charles Dickens' classic is filled with special effects and holiday songs. Tickets are available by calling 412-456-6666.

CLO Cabaret presents “A Grand Night for Singing,” Broadway's tribute to Richard Rodgers and Oscar Hammerstein, through Jan. 20 at the Cabaret at Theater Square, 655 Penn Ave. The evening features more than 30 of Rodgers and Hammerstein's hits from shows such as “Carousel,” “Oklahoma!,” “The King and I” and “South Pacific.” Curtain will be at 7:30 p.m. Wednesdays, 1 and 7:30 p.m. Thursdays, 7:30 p.m. Fridays, 2 and 7:30 p.m. Saturdays and 2 p.m. Sundays, with some exceptions. Tickets range from $34.75 to $44.75 and are available by calling 412-456-6666 or visiting www.CLOCabaret.com.