COUNTY

Artie Black, Knoch High School graduate and Chicago jazz saxophonist, will perform as part of the group Black Diamond at 7 p.m. Oct. 26 at the Butler Little Theatre. Chicago band Twin Talk is also scheduled to play. Tickets for the Oct. 26 show at the BLT, One Howard St., are available at www.bltgroup.org or at the door the night of the performance.

REGION

Allegheny RiverStone Center for the Arts presents The Akropolis Quintet with “Under the Influence” at 2 p.m. Sunday in Lincoln Hall, 42 S. Palmer St., Foxburg. Tickets are $25 for adults and $5 for students and are available at www.alleghenyriverstone.org or by calling 724-659-3153.