An acoustic brunch, a crawfish boil and more things to do in Chicago this weekend, March 4-6.
EAT
Battle of the ‘Balls
925 W. Randolph St. 312-690-7295
Try 14 chefs’ meatballs along with wine, beer and negronis at the inaugural competition. Noon and 2 p.m. Sunday. $60. Tickets: battleoftheballs.bpt.me
Who Dat Nation Crawfish Boil
1072 N. Milwaukee Ave. 773-772-4322
The New Orleans Saints fan club celebrates crawfish season with an all-you-can-eat feast including potatoes and corn plus music from the Four Star Brass Band. 5 p.m. Sunday. $25. Tickets: thefrontierchicago.com
Acoustic Brunch
2450 N. Clark St. 773-929-7759
Dine on biscuit sliders, chorizo tacos or chicken and waffles ($8 each) paired with a $5 bloody mary or $10 mimosa package including a bottle of champagne and endless orange juice in the Lincoln Park bar’s beer garden while listening to Evan Hand play covers. 11 a.m.-3 p.m. Saturday. No cover.
DRINK
The Big Lebowski’s 18th Birthday Party
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1804 W. Division St. 773-772-6656
The cult classic plays on a loop at the West Town spot while Patrick Gemkow plays the film’s soundtrack. The bash also features a costume contest awarding gift cards and swag, trivia, giveaways and drink specials including $4 Caucasians and $3 Miller High Life. 4-10 p.m. Sunday. No cover.

Unofficial in Chicago
3524 N. Clark St. 773-348-8899
Warm up for St. Patrick’s Day at the seventh annual Wrigleyville bar crawl, which includes a T-shirt, breakfast buffet and $12 worth of gift cards. 10 a.m.-5 p.m. Saturday $20. Tickets: unofficialinchicago.com
DO
Martha Stewart’s Wedding Party
160 E. Pearson St.
Check out the latest trends in wedding fashion and floral designs and browse 50 vendors while enjoying champagne and sweets. For $65 you’ll get in an hour early and take home a gift bag. Noon-3 p.m. Sunday. $40-$65. Tickets: weddingpartynewyork.com
‘In Our Son’s Name’ Screening (Free!)
78 E. Washington St. 312-744-6630
See the documentary about a New York couple whose son died at the World Trade Center on Sept. 11, 2001 that wound up befriending the mother of one of the attack’s conspirators, followed by a Q&A with the director and one of the film’s subjects. The screening is part of the annual Peace on Earth Film Festival, which runs through Sunday. 8:20 p.m. Friday. Free.

‘Good Evening With Pat Whalen’
1106 W. Thorndale Ave. 773-340-2543
Catch a live recording of the monthly late-night show, which offers a satirical examination of Chicago’s politics, arts and culture through a mix of performances, interviews and games. 11 p.m. Friday; doors open at 10:30 p.m. $10. Tickets: jackalopetheatre.org
HAPPY HOUR OF THE DAY
She-nannigans (16 W. Division St. 312-642-2344) offers $6 domestic pitchers, $4 import bottles, and $4 Jim Beam, Absolut and Maestro Dobel from 4-7 p.m. Friday.
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