New Castle Playhouse, 212 E. Long Ave., New Castle, presents the Woody Allen comedy “Don't Drink the Water” Friday through Feb. 27. Curtain is at 7:30 p.m. Fridays and Saturdays and at 2 p.m. Sundays. Tickets are $12. Call the box office at 724-657-3437.

<B>“Hair,”</B> last year's winner of the Best Revival of a Musical Tony Award, runs Tuesday through Feb. 20 at Heinz Hall, 600 Penn Ave. The musical includes the songs “Aquarius,” “Let the Sun Shine In” and “Good Morning, Starshine.” Please note that while some find this show suitable for young adults age 13 and older, parental discretion is advised. There is a dimly lit 20-second scene with nudity that is nonsexual in nature. Call 412-392-4900 or visit www.pgharts.org.<B>Pittsburgh Public Theater, </B>621 Penn Ave., is hosting a production of Lerner and Loewe's musical “Camelot” through Feb. 20. Tickets range from $15.75 to 65.75. Call 412-316-1600 or visit www.ppt.org.<B>“Nunsense,”</B> the musical about the Little Sisters of Hoboken, is being staged through April 17 at the CLO Cabaret Theater, 655 Penn Ave. Shows are at 7:30 p.m. Wednesdays through Saturdays and at 2 p.m. Saturdays and Sundays. Tickets start at $34.75 and are available by calling 412-456-6666 or visiting www.CLOCabaret.com.