Shaw's Crab House hosts its annual Royster With The Oyster fest in…
1924 W. Chicago Ave. 773-645-4949
This West Town rooftop restaurant celebrates the end of the outdoor dining season with its Seasonal Closing Party, where all food and drinks are discounted 30 percent, including beer-braised beef with kale (regularly $16) and the Rittenhouse rye-based No. 9 cocktail (regularly $11). It will reopen next spring. 5 p.m.-2 a.m. Saturday.
Rush and Hubbard Streets 312-527-2722
Get your half-shell on at Shaw's Crab House's Royster with the Oyster Block Party, the 24th annual tent fest featuring seafood galore, Goose Island beer, a Grand Slurp-Off contest and live music by country singer-songwriter Lee Brice and others. Partial proceeds benefit Shedd Aquarium. 3-10 p.m. Friday. $25. Tickets: shawscrabhouse.com.
1645 N. Damen Ave. 773-697-9737
The Montreal-based tea purveyor's opens a shop in Bucktown and you can sample flavors such as Read My Lips (black tea with chocolate, vanilla, mint and red candy lips) and Forever Nuts (almonds, apples and cinnamon bark) while you browse 150 more varieties for sale. 8:30 a.m.-9 p.m. Saturday. No cover.
PUMPKINS FOR PUMPKINS
Mahoney's Pub & Grille
551 N. Ogden Ave. 312-733-2121
Expect pumpkin guts aplenty at Smashing Pumpkins for The Smashing Pumpkins, where you can sip $4 20-ounce Coors Light drafts and—if your name is drawn in the free raffle—literally smash a pumpkin to win one of 10 pairs of tickets for the alt-rock band's Oct. 19 show at the Allstate Arena. 8 p.m. Saturday. No cover.
O'Malley's Liquor Kitchen
3551 N. Sheffield Ave. 773-327-7800
The Chicago League of Lady Arm Wrestlers take the stage for the CLLAW-O-Ween exhibition match extravaganza, where you can bet on your favorite Halloween-costumed wrestler—The Cutting Edge as skater Tonya Harding, perhaps?—bribe referees and take advantage of an optional three-hour open bar package ($25 includes admission). Proceeds benefit Sideshow Theatre Company and Rock for Kids. 10 p.m. Saturday. $10-$25. Tickets: cllaw.org
Soldier Field South Lot
1410 S. Museum Campus Drive
Watch participants crawl under cars, tackle police barricades, hurdle taxicabs, scale a bus and more over a 10.8-mile lakefront course during the Men's Health Urbanathlon, which also features a free festival with DJs, food, drinks and sponsor-provided giveaways. 7:15 a.m.-2 p.m. Saturday. $125 for participants; $200 for relay team of three; free for spectators. Schedule: menshealthurbanathlon.com.
(Free!) ARTS APLENTY
Logan Center for the Arts
915 E. 60th St. 773-702-2787
The University of Chicago unveils its new arts hub with more than 50 events at the Logan Launch Festival, which features a courtyard concert by Mexican roots rockers Los Cenzontles with Los Lobos' David Hidalgo (noon Friday); a reading of theater director Sean Graney's 12-hour Greek tragedy performance cycle, "All Our Tragic" (1 p.m.-1 a.m. Saturday); and 48 more performances and installations—most for free. Noon-11 p.m. Friday; 10 a.m.-11 p.m. Saturday; noon-5 p.m. Sunday. Schedule: loganlaunch.uchicago.edu.
Grand Avenue between Bishop and Aberdeen Streets
Samples and savings abound on the Grand Avenue Fall Crawl, where you can visit 10 locally owned businesses including Terry's Toffee, Green Grocer, Vile and Valiant, Oggi Trattoria, Grand Noble Wine and Spirits, Mutt Hut and Sip Coffee House. Pick up a discount pass and map at any participating store. 12-4 p.m. Sunday.
REDEYE TIP OF THE DAY
Walter Isaacson ("Steve Jobs"), Don DeLillo ("Cosmopolis," "Underworld") and 65 more authors appear at the Oct. 17 Carl Sandburg Literary Awards Dinner: cplfoundation.org.