BOAT PARTY: Pull out your summer whites tonight and go for an upscale vibe at the Taste of Columbia, a Columbia Yacht Club event on the lakefront that involves hors d'oeuvres, cocktails, live and silent auctions. The event benefits the Junior Sailing School. Guest chefs include heavy hitters like Rick Gresh of David Burke's Prime House, Giuseppe Tentori & Carl Shelton of Boka and Andrew Brochu of Kith & Kin. 6:30-10:30pm, 111 N Lake Shore Dr, Tickets $50-$75
ARTY PARTY: It's the last day to get your culture on by hitting up the Merchandise Mart for Artropolis, Art Chicago and the NEXT Art Fair. More than 80 cultural establishments are participating in the annual event, with special programs and performances. 11 a.m.-4 p.m., 222 Merchandise Mart Plaza, $20-$35
PINK DRINKS: Sully's House (1501 N. Dayton St) does its part in the fight against breast cancer all this month with pink drink specials throughout May. A portion of the sales from Pink Rolling Rock drafts, pitchers and Ketel One pink cocktails will go toward the Chicago Avon Walk for Breast Cancer on June 4-5.