CRANBERRY TWP — Comtra Theatre presents it's 30th anniversary production of “Guys and Dolls” Friday through July 5 at 20540 Route 19.

Curtain is at 7:30 p.m. Fridays and Saturdays. A Thursday performance is planned July 3.

Hit songs include “Luck Be a Lady,” “Sit Down You're Rockin' the Boat” and “A Bushel and a Peck.”

“Guys and Dolls” was the first show performed at the Comtra, opening in June 1984.

Tickets are $15 and available at comtraplayers.com. Any available tickets will be sold at the door.

CLINTON TWP — The Montgomery brothers from Cabot will be among the artisan food purveyors and wineries Saturday at Wine Time at the Penn's Colony Festival grounds on Saxonburg Boulevard.The brothers will be giving samples of their new hot sauce, George and Floyd's Hot Hot SauceHours are 1 to 6 p.m. Music by Five Guys Named Moe with Jimmy Sapienza is planned.Cost is $20 for tasting admission and $10 for non-tasting. Call 724-352-9922.

PITTSBURGH — Take a frozen snowball saved from winter to the Carnegie Science Center on Friday to “Name Your Price.”Those with snowballs can choose their general admission fee. The challenge is to keep the snowballs from melting en route.Visitors will have a chance to take part in a Snowball Day tradition from 10 a.m. to 4 p.m.: launching the relics of winter into the Ohio River, weather permitting. Call 412-237-3400 for information.

PITTSBURGH — The fourth annual Pittsburgh JazzLive International Festival is Friday through Sunday in the Cultural District. It offers three days of free jazz and jazz-influenced performances on outdoor stages.Music will begin at 5 p.m. Friday with a line dance party starting at 7:30 p.m. at the Ninth Street stage.Headlining will be El Gran Combo De Puerto Rico at 3 p.m. and Dianne Reeves at 8 p.m., both Sunday. For information, call 412-471-1578.