REGION

Seneca Valley High School students will be part of “The Nutcracker” at 7:30 p.m. Friday and Saturday and 2 p.m. Sunday at Bridger Theatre at Ambridge High School. Tickets are $10 to $14. Call 724-266-2833, Ext. 2220.

PITTSBURGH

Pittsburgh Ballet Theatre’s production of “The Nutcracker” opens Friday and runs through Dec. 28 at the Benedum Center, 719 Liberty Ave. Call 412-456-6666 or visit www.pbt.org.