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Judge the best ale mixes at 2015 Beer Cocktail Showdown
Join barmen from across the boroughs—including Boilermaker's Sam Gauthier and The Jeffrey's Jacob Tschetter—as they go head-to-head competing for the title of Best Beer Cocktail, with each drinkslinger using suds from Brooklyn Brewery's arsenal. (Brooklyn Brewery, Williamsburg, 8pm, $27.50)
Watch Ghostbusters at Bryant Park
The Bryant Park movie fest opens with the epic 1984 phantom-catching comedy that features native New Yorker Sigourney Weaver and quirky comedian Bill Murray. (Bryant Park, Midtown West, 5pm. Free)
Get some culture at the River to River Festival
Organizations based in lower Manhattan present 60 of free events—from walks and games to all sorts of arts performances. The wide-flung free celebration has some exciting highlights including Eiko Otake's Butoh-inspired work inside Fulton Center subway station (June 22, 23 and 24). (Various locations, 12pm, Free)