Today’s entertainment picks:

June 26, 2015 at 12:00a.m.

v Steel Valley Supernationals, 9 a.m. to midnight: Drag racing, muscle cars and a concert by Bret Michaels highlight today’s schedule at this annual festival at Quaker City Motorsports Park in Salem; steelvalleysupernationals.com.

v Chili Challis, 9:30 p.m.: Veteran standup comedian returns to the Funny Farm, located inside California Palms Hotel and Suites, off state Route 46 at the I-80 interchange, Austintown; 330-759-4242.

v “The Illusion,” 6 p.m.: A free outdoor performance of this original play, based on the classic French play “L’Illusion Comique,” at Morley Pavilion in the Wick Recreation Area of Mill Creek Park. It’s being presented by Mahoning Valley Players and Rust Belt Theater Company.

v “Oklahoma!,” 8 p.m.: The ever-popular musical, presented by Crown Productions at Main Street Theater, 5 N. Main St., Columbiana; 330-482-9915.

v Back to the ’50s Weekend, 9 a.m. to 11 p.m.: This annual weekend-long festival is more than just a classic car show. It also features “‘50s music, dancing and family fun. It’s at Cascade Park in New Castle, Pa.; backtothe50sweekend.com.

“Defiance” (8 p.m., Syfy): On tonight’s “Defiance,” Nolan (Grant Bowler) and Amanda (Julie Benz) are captured while excavating a buried weapons cache. Hey, no one said life in 2047 would be easy.

“Teen Beach 2” (8 p.m., Disney): If you’ve got tweens, you’ve known about tonight’s premiere of this sequel for, oh, a year and a half.

TV listings, B6

ENTERTAINMENT NEWS

Amphitheater show is moved to August

WARREN

Saturday’s concert by Escape: the Journey Tribute, plus Full Moon All-Star Band and Sam & Gary, at the Warren Community Amphitheater has been rescheduled because of the rainy forecast. The concert will take place Aug. 28, said promoter Ken Haidaris of Sunrise Entertainment. For information, go to riverrockattheamp.com.

Operatic duo to sing at church

CANFIELD

Soprano Amanda Austin and baritone Justin Michael Austin will perform during an afternoon of operatic arias and duets in a program planned at 2 p.m. Saturday at Zion Lutheran Church, 3300 Canfield Road. The Austins, who are newlyweds, graduated from the Manhattan School of Music in New York and were students of opera singer Catherine Malfitano. The duo will perform this summer at churches and theaters throughout the United States in support of mission work. Amanda Austin is a granddaughter of Ronald and Beverly Grafton, Zion members.

‘Saved by Bell’ actor is sentenced to jail

PORT WASHINGTON, Wis.

A judge has sentenced TV actor Dustin Diamond to four months in jail for a barroom stabbing. Judge Paul Malloy on Thursday ordered Diamond to report to jail Sunday. Diamond was convicted earlier this month on two misdemeanor counts that stemmed from a Christmas Day barroom fight. Diamond, 38, is best known for his role as Screech on TV comedy “Saved by the Bell.”