CABOT - A pioneer cooking demonstration will be held from 1 to 4 p.m. Sunday at the Butler County Historical Society's Cooper Cabin Pioneer Homestead, 199 Cooper Road.

Reenactor Sarah LeCount will prepare seasonal food common to pioneer settlers in the region.

Admission is $3 for adults, $1 for youth ages 5 to 7 and free for children younger than 5 and Butler County Historical Society members. For information, call 724-283-8116.

HARMONY - The Harmony Museum will host twin antique shows from 9 a.m. to 4 p.m. Saturday and 10 a.m. to 3 p.m. Sunday.Antique firearms will be displayed in Stewart Hall, and a variety of antique collectibles will be featured in the museum's 1805 barn, both on Mercer Road.Admission is $5 for both shows and access to museum exhibits.A preview will be held from 7 to 9 p.m. Friday. Cost is $10 and includes wine and cheese.For information, call the 724-452-7341 or 888-821-4822, or e-mail hmuseum@fyi.net.

Rotarians from the Rich-Mar Rotary will host their annual picnic with the Butler County Pennsylvania Association of Retarded Citizens from 5 to 7 p.m. Sept. 7 at the Rotary Shelter at Butler Memorial Park.The picnic will include hot dogs, refreshments, corn on the cob and desserts. Games and prizes are also planned.

The Junior Women's Club of Butler will host a Chat and Snack Summer Social from 6:30 to 8:30 p.m. Friday in the Pine Shelter at Alameda Park.The event is open to current and potential members and their families.For information, call 724-586-2425.

KARNS CITY - A peach festival will be held from 4 to 6 p.m. Saturday at Karns City United Methodist Church, Petrolia Street.The event will include a chicken and biscuit dinner. Cost is $7 for adults and $3 for children younger than 12. All meals include dessert.

CHICORA - A community day will be held Saturday at the Chicora Medical Center, Medical Center Road.The event will include carnival games beginning at 11 a.m. and a car cruise at 1 p.m.The carnival will feature music, face painting and display booths.For information, call 724-445-2000.

The following pie festivals have been planned to showcase this year's marching band shows:Knoch - 7 p.m. today at the high school stadium. Cost $2.50.Mars - 7 p.m. today at stadium. Cost is $2.Moniteau - 7 p.m. Aug. 31 at the high school stadium. Cost is $3.Karns City - 6:30 p.m. Aug. 31 at the high school stadium. Cost is $3.Butler - 7:30 p.m. Sept. 7 at the stadium. Cost is $4.Notices, in writing, of festivals, fund-raising events, newly elected officers and other news from clubs and non-profit groups should be sent to the Focus department one week in advance of the event. Items should include the name and phone number of the person providing the information and be sent to Focus, Butler Eagle, P.O. Box 271, Butler, PA 16003.