Ticket sales for the Butler Musical Theatre Guild's spring production of "How To Succeed In Business Without Really Trying" begin Monday.

The new ticket price is $17 for adults and $13 for children. Tickets will be available at May's Music Shoppe, 247 E. Jefferson St. Call 724-287-8243.

The show will be staged at 8 p.m. April 30 and May 1 and at 3 p.m. May 2 at the Succop Theater at Butler County Community College.

The production is directed by Kenneth Schreffler Jr. and Brady Patsy with musical direction by Karen O'Donnell and Chris Savannah. Producers are Barb Osche, Holly Cooper and Phyllis Laporte.

GIBSONIA — The Greater Harmony Chorus will perform in concert from 7:30 to 9 p.m. April 27 at Richland Elementary School, 3811 Bakerstown Road.Several quartets will also perform. Admission is free.For more information, call 412-613-9800 or visit the Web site, www.greaterharmony.org.

NATRONA HEIGHTS — The 10th annual Allegheny Valley Insulator Show will be held from 9 a.m. to 3 p.m. April 17 at VFW Post 894, 892 Veterans Lane, Exit 16, off Route 28 south of Butler.The show deals with the communication and electrical type of collectible insulators, usually made of glass.This event is free and sponsored by the Western Reserve Insulator Club.For more information, call 724-845-6488 or send an e-mail to tgrantz@windstream.net.

CABOT — Cabot community members in conjunction with St. Luke's Lutheran Church will host a dinner theater from 5 to 7 p.m. Saturday at the church on Hannahstown Road.The dinner will feature turkey with all the trimmings, and the show will feature local youths performing music from the 1920s, 1930s and 1940s.Tickets are $12. A very limited number will be available at the door. Proceeds will be donated to food banks. Call 724-355-0253.

GLENSHAW — Saturn with its rings almost on edge and one last glimpse of the Great Orion Nebula will be part of the show during the star parties at 8 p.m. April 16 and 17, weather permitting. The parties are sponsored by the Amateur Astronomers Association of Pittsburgh.The site is the Nicholas E. Wagman Observatory in Deer Lakes Regional Park, Frazer Township, Allegheny County.Call 724-224-2510 for more information.Admission is free, though donations are accepted.

PITTSBURGH — Tekkoshocon, Pittsburgh's long-running Japanese Animation and Culture Convention, returns today through Sunday to the David L. Lawrence Convention Center.The schedule includes panels, workshops, costume events, celebrity guests, dances and concerts. Tekkoshocon features hundreds of hours of programming, ranging from informative panels and demonstrations to more hands-on workshops and activities.Five video rooms will be screening classic favorites, new releases, fan-made productions, and simulcasts of shows now airing in Japan.The convention also operates a video game room throughout the weekend, featuring game tournaments.Admission is $15 today, $35 Friday, $40 Saturday and $25 Sunday. A four-day pass costs $55. A schedule of events is at www.tekkoshocon.com.

PITTSBURGH — The Renaissance and Baroque Society of Pittsburgh announces it's 2010-2011 season. R&B will present a seven-concert series along with an outreach and education program.• Newberry Consort, Sept. 18, Bellefield Auditorium, Oakland• Stile Antico, Oct. 9, Calvary Episcopal Church, Shadyside• Plaine and Easie, Nov. 13, Synod Hall• Baltimore Consort, Dec. 11, Synod Hall• Voices of Music, Feb. 19, 2011, Synod Hall• Ensemble Caprice, March 19, 2011, Synod Hall• Stephen Schultz, Chatham Baroque and Andrew Appel, April 9, 2011, Synod HallConcerts begin at 8 p.m. Associated talks precede concerts and question-and-answer sessions with the artists follow.Subscription prices range from $36 to $210. Single tickets are $35, $30 and $20; full-time students with ID pay $10.Visit www.rbsp.org for information.

PITTSBURGH — The Pittsburgh Concert Chorale presents two "Jazz It Up!" concerts in May.The first will begin at 8 p.m. May 1 at Fox Chapel Presbyterian Church, 384 Fox Chapel Road in Fox Chapel, and the second at 4 p.m. May 2 at Ingomar United Methodist Church, 1501 W. Ingomar Road, Franklin Park.The concerts will feature Tom Roberts on piano, Bob Rawsthorne on percussion and David Pellow on bass. Katherine Mueller is music director.Tickets are available at the door and cost $16 and $20 for adults, $8 for students and free for children younger than 12.Call 412-635-7654 or visit www.PCCsing.org.