JEANNETTE — Benjamin Scharff will speak at 1 p.m. Saturday at the Bushy Run Battlefield Heritage Society Meeting at the battlefield museum, Route 993.

Scharff will talk about General John Forbes and his 1758 campaign against Fort Duquesne.

Scharff is an adjunct professor of history at Robert Morris University and the Community College of Allegheny County. He has published several articles on the French and Indian War.

Admission is $3. Call 724-527-5584.

PITTSBURGH — The Pittsburgh International Festival of Firsts is scheduled for Oct. 10 to 25, the second such event sponsored by the Pittsburgh Cultural Trust as part of Pittsburgh's 250th anniversary celebration.A diverse line-up of performing and visual arts via collaboration with The Andy Warhol Museum will be staged throughout the city.The festival will feature exclusive U.S. and world premieres by international artists and contemporary performing arts companies.Performances will include, among others:• Ballet Maribor, Oct. 10 and 11 at the Byham Theater, 101 Sixth St.• Teatro de los Sentidos Spain Theater, Oct. 15 to 19 and 21 to 2 at the Ellis School Armory.• Dean Wareham & Britta Phillips/Andy Warhol USA Music & Film, Oct. 24 and 25 at the Byham Theater.• Gravity of Light Visual Art, Oct. 9 to 30 at the Pipe Building, 3000 Liberty Ave.• Pittsburgh 250 Festival of Lights Visual Art, Oct. 10 to Nov. 30 at Katz Plaza, 621 Penn Ave.Tickets and festival packages will be available in mid-July. Call 412-456-6666.