Stephanie Izard (Bill Hogan/Tribune file )
Snack attack (free!)
Pastoral Artisan Cheese, Bread & Wine Chicago French Market, 131 N. Clinton St. 312-454-2200
Yes, there is such a thing as a free lunch at Pastoral's Artisan Producer Festival, where you can meet more than 70 small-batch culinary artists, brewers and vintners from around the globe, browse their offerings and taste samples of their cheeses, charcuterie, confections, spirits and more. 11 a.m.-3 p.m. Saturday.
Allium, 120 E. Delaware Place 312-799-4900
Five chefs, five heritage breed pigs and five winemakers are the stars of Cochon 555, a culinary competition and tasting in which Carlos Gaytan (Mexique), Danny Grant (RIA, Balsan), Stephanie Izard (Girl & the Goat), Mike Sheerin (Three Floyds) and Jason Vincent (Nightwood) prepare epic pork feasts and you help determine the winner. 5 p.m. Sunday. $125. Tickets: cochon555.com.
Rise of the undead
pH Comedy Theater, 1515 W. Berwyn Ave. 773-732-5450
The quest for booze and brains continues at pH Productions' fifth annual Chicago Zombie Pub Crawl, where you stop for crawl-only specials at six bars including Simon's, Hamburger Mary's and The Call. Admission includes a souvenir T-shirt, keepsake cup and the opportunity to horrify and delight unsuspecting passersby. 2-9 p.m. Saturday. $25. RSVP required: chicagozombiepubcrawl.com.
Back to the future
Portage Theater, 4050 N. Milwaukee Ave. 773-736-4050
Transport yourself into 14 hours of alternate realities at the Sci-Fi Spectacular, which includes screenings of seven feature films plus vintage trailers, appearances by "Night of the Comet" star Kelli Maroney and horror director Larry Cohen, vendor tables, giveaways and more. 11 a.m.-1 a.m. Saturday. $20-$24. Tickets: brownpapertickets.com/event/225488.
Live aid (free!)
UIC Forum, 725 W. Roosevelt Road
Meet reps from nearly 100 charitable organizations at the fifth annual Global Activism Expo, where you also can attend panels, contribute to a community mural, play a "Simon Says" game with kids in India via video chat, watch six world music acts and more. Noon-6 p.m. Saturday. RSVP for door prize: wbez.org/expo.
REDEYE TIP OF THE DAY
Tickets go on sale Friday for the inaugural Chicago Women's Funny Festival: chicagowomensfunnyfestival.com.
JULIA BORCHERTS IS A REDEYE SPECIAL CONTRIBUTOR. METROMIX@TRIBUNE.COM