Butler County Symphony Orchestra, in its 56th season, will get a "Noble Start" with its season-opening concert at 8 p.m. Saturday.

Violinist Tomislav Dimov, also the symphony's concertmaster, will be featured.

Elisabeth Heath-Charles is the conductor and music director.

Tickets in advance are $15 for adults and $8 for students. Tickets at the door will be $18 for adults and $9 for students. Seats are reserved.

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

Tickets are available for the Sing Hosanna! production of "The Wizard of Oz." The show will be staged at 7:30 p.m. Oct. 22, at 3:30 p.m. Oct. 23, and at 2 p.m. Oct. 24 at Butler Intermediate High School.A contest to choose the best handmade Oz costumes from among audience members is planned for 3 p.m. Oct. 23 before the performance. Judges will announce the winners of various age categories during intermission.Tickets cost $9 and are available at May's Music Shoppe, 247 E. Jefferson St., and from Sing Hosanna! members. Seating is not reserved.For more information or to charge tickets, call 724-287-8362.

LEECHBURG - The Freeport Theatre Festival will present an "Autumn Sonata," conceived and directed by Louise Russell, writer and director of FTFs musical review "A Vertical Stack of Harmony."It's anoriginal event of music, poetry, pumpkin pie and hot apple cider, will take place at 8 p.m. Friday and Saturday at 6784 White Cloud Road, near Allegheny Presbyterian Church.An original musical score, inspired by Russell's concept and script and composed by Tommy Nehls, will highlight of the evening.Tickets may be purchased at the door for $10, which includes pumpkin pie and cider. Free parking is available. For information and reservations, call 724-295-1934.

PITTSBURGH- The Pittsburgh Zoo and PPG Aquarium in Highland Park will host "Zoo Boo" activities from 6 to 9:30 p.m. Friday through Sunday and Oct. 22 to 24. Admission gates close at 8 p.m.Admission to Zoo Boo is $5 for non-members and $3 for members. Children younger than 2 are admitted free. Parking is also free.The zoo is open regularly from 9 a.m. to 4 p.m. daily. The entire zoo closes at 5 p.m.Regular admission is $8 for adults, $7 for senior citizens age 60 and older, $6 for children ages 2 to 13, and free for children under age 2. Parking is $3.50. Call 412-665-3640.