5:30pm: in response to recent park slope attacks, s clubs fitness offers free women’s self-defense classes. email firstname.lastname@example.org or call 718.783.4343 to register. 808 union @ 7th ave, brooklyn.
8pm: the mad world of miss hathaway = a musical take on the tv series mad men. wild project, $15.
8pm (thu-sat thru 10/29): rabbit hole ensemble’s the tale of frankenstein’s daughter reimagines mary shelley’s doctor and monster as women. bax (421 5th ave @ 8th st, park slope), $18.
various times: give back to your favorite park by helping spruce it up during it’s my park day.
11am-4pm: get your sugar rush at the 2nd annual havemeyer sugar sweets festival bake sale and competition. proceeds support city reliquary. corner of havemeyer and metropolitan (williamsburg).
5pm: learn to make brooms with a master broomsquire using broomcorn grown on the banks of the gowanus. bonus: free six points brew. proteus gowanus, free.
11am-5pm (ends today): 14 trucks are set to show for the final food truck rally at prospect park’s grand army plaza: coolhaus, gorilla cheese, kimchi taco, red hook lobster pound, souvlaki gr, treats truck, more. pay-as-you-go.
7pm: fifth annual memorial fundraiser for craig murphy, a local anti-poverty advocate whose life was cut short: hummus cook-off, rock-n-roll karaoke, more. public assembly, $5 admission supports the nyc coalition against hunger.
135 artists at 32 sites show their space at the annual gowanus artists studio tour (a.g.a.s.t.). free.
hundreds of nyc locations open their doors to tours for the ninth annual openhousenewyork. free-$5.
the creators project art and technology festival transforms dumbo with installations, film, live music (florence + the machine, atlas sound, four tet, john maus), dj sets (justice, dfa’s juan maclean), more. various locations, free (rsvp req’d for shows).
greenlight celebrates its second anniversary by offering 20 percent off everything in the bookstore all weekend.