BUTLER TWP — Musical Theatre Guild will present “Once Upon a Mattress” in October at the Succop Theater at Butler County Community College.

Curtain is at 8 p.m. Oct. 11 and 12 and at 3 p.m. Oct. 13.

Directing is Tricia McConnell Eichler. Assistant director is Gordon Cavalero. Music director is Tommy Walters.

Tickets are $17 and available at May's Music Shoppe, 247 E. Jefferson St., from 10 a.m. to 6 p.m. Mondays through Thursdays, 10 a.m. to 5 p.m. Fridays, and 10 a.m. to 2 p.m. Saturdays.

Call 724-287-8243 for more information.

Butler County Symphony Orchestra will present its 65th season “Opening Night” concert at 7:30 p.m. Oct. 5 in the Butler Intermediate High School auditorium.The concert will feature cellist Edward Arron.Tickets are $20 for adults and $5 for students and available at the symphony office, 259 S. Main St., from 9 a.m. to 2 p.m. weekdays or at www.showclix.com. All tickets are assessed a handling fee.Call 724-283-1402 for more information.

CRANBERRY TWP — Two separate two-hour nature discovery sessions for children ages 6 to 10 will be offered on Saturday and Oct. 5 in Cranberry Township's Community Park.The classes will be led by Heather Jerry, who has worked as a director of parks and recreation for more than 10 years.The first session, “Senses,” will be to help participants increase their awareness of the world around them. The second, “Wildlife Habitats,” will focus on meeting the environmental challenges facing local wildlife.Registration at the Parks & Recreation customer service desk, by phone at 724-776-4806, Ext. 1129, or online at cranberrytownship.org/programs. Each session is $15 for Cranberry residents and $20 for nonresidents.

TITUSVILLE — Drake Well Museum and Park will host the 29th annual Fall Gas Up, sponsored by the Pioneer Steam and Gas Engine Society, on Saturday.Displays will include antique engines, farm and oil field equipment, cars, trucks and models. The museum’s Olin gas engine and pumping wells along with its Oil City Boiler Works engine also will be in operation.The Gas Up will take place from 9 a.m. to 3 p.m. and is included in the museum’s regular admission fees of $10 for ages 12 to 64, $8 for age 65 and older, and $5 for ages 3 to 11.For information, call 814-827-2797.