Comtra Theatre, Route 19 in Cranberry Township, presents Neil Simon's “Lost in Yonkers” through Feb. 23. Tickets are $15. Curtain is at 7:30 p.m. Fridays and Saturdays. Call 724-591-8727 or 724-591-5383 or visit www.comtraplayers.com.

Kean Theatre, 5847 Meridian Road, Gibsonia, presents a Valentine's Day tribute to “Phantom of the Opera” at 8 p.m. Saturday. Tickets are $32 to $52. Dinner on site at the Mount Vernon Restaurant starts at 6:30 p.m. for an additional cost of $28. Call 724-444-5326 or visiting www.KeanTheatre.com.New Castle Playhouse presents the comedy “Tuna Christmas” through Feb. 24 in the Annex Theatre, 212 E. Long Ave., New Castle. Curtain is at 7:30 p.m. Fridays and Saturdays and 2 p.m. Sundays. Tickets are $12. Call 724-654-3437 between 9 a.m. and 4 p.m. weekdays.

Unseam'd Shakespeare Company presents “The Complete Works of William Shakespeare (Abridged)” opening today and continuing through March 2 at the Pittsburgh Playwrights Theatre, 937 Liberty Ave. All 37 plays will be covered in 97 minutes in this irreverent, fast-paced romp through the Bard's works. Curtain is at 8 p.m. Thursdays, Fridays and Saturdays and 2 p.m. Sundays with an additional showing at 10:30 p.m. Fridays and March 2. Tickets are $23 in advance or $25 at the door. Senior citizens and students pay $18 in advance or $21 at the door. Call 888-718-4253 or visit unseamd.com.Pittsburgh Public Theater presents the musical “1776” at the O'Reilly Theater, 621 Penn Ave. Performances are at 7 p.m. Tuesdays, 8 p.m. Wednesdays through Fridays, 2 and 8 p.m. Saturdays, and 2 and 7 p.m. Sundays, with some exceptions. Tickets are $29 to $60. Students and anyone age 26 and younger pay $15.75. Call 412-316-1600 or visit www.ppt.org.