The Butler County Symphony Orchestra will have its annual family concert at 7:30 p.m. Saturday in the Butler Intermediate High School auditorium.

Fiddler Ken Metrick and a dance group will perform in with theme "Wild, Wild West."

Elisabeth Heath-Charles is the conductor and music director.

Seats are not reserved for this concert. Tickets cost $8 for adults and $5 for children in advance and at the door.

For more information, call 724-283-1402 or visit the symphony office, 259 S. Main St.

PITTSBURGH - "The Polar Express:The IMAX Experience" opens on Wednesday in the Rangos Omnimax Theater at the Carnegie Science Center, near Heinz Field on the North Side.Tom Hanks and director Robert Zemeckis conduct "The Polar Express," an adventure based on the children's book of the same name by Chris Van Allsburg.When a doubting young boy takes an extraordinary train ride to the North Pole, he embarks on a journey of self-discovery that shows him that the wonder of life never fades for those who believe."Ghosts of the Abyss," about the sunken Titanic ship and "Forces of Nature" continue, as does "Pittsburgh's Big Picture," an 8-minute bit that highlights the city's assets.Admission varies. Omnimax is not recommended for children younger than 3. Call 412-237-3400.

Three Rivers Arts Festival Gallery, 937 Liberty Ave., will host a group show inspired by the inundation of commercial imagery, overload of information, and power of consumerism. An opening reception will take place from 6 to 8:30 p.m. Friday."Daydream Nation" will run through Jan. 1. Call 412-281-8723.