Cheap$kate: Free events in NYC this week

Some prose from Perez Hilton
Celeb blogger Perez Hilton has moved from online to in print with his new book, “The Boy With the Pink Hair.” Hilton will be discussing the book tomorrow at Barnes & Noble Union Square. Don’t bother arriving before 4 p.m. (Tuesday, 6 p.m., FREE, Barnes & Noble Union Square, 33 E. 17th St., 212-253-0810, bn.com)

MOVIE

‘Highlander’
There can only be one “Highlander”! And now you can see the one-and-only on the big screen for FREE as part of the Red Hook Summer Series. Bring a blanket to sit on. (Tuesday, 8:30 p.m., FREE, lawn at Valentino Pier, Red Hook, redhookfilms.org)

CLOTHES DRIVE

GrowNYC clothing and textile recycling
Clean up your closet by recycling old clothes. (Saturday, noon-4 p.m., FREE, Tucker Square Greenmarket, Columbus Ave. at 66th St.; grownyc.org)

9/11 EXHIBIT

Rethinking Memorial: 10 Interactive Sites for Remembering 9/11
There’s a plethora of 9/11 commemorative events happening, but we particularly like this exhibit. Ten artists have created interactive memorial stations in various sites throughout DUMBO, and there’s also a site for you to create an ephemeral memorial. (Saturday, 11 a.m.-5 p.m., FREE, various sites in DUMBO near the Brooklyn Arts Council, 55 Washington St. Suite 218, brooklynartscouncil.org)

CONCERT

Earth, Wind & Fire
The band, left, celebrates the 40th anniversary of J&R with a FREE show at South Street Seaport. Visit J&R at 23 Park Row for a FREE bracelet (while supplies last) that gets you access. (Thursday, gates open at 5 p.m., FREE, South Street Seaport, 212-732-8257)

ART

Where Does the Dust Itself Collect?
The dust that covered lower Manhattan after 9/11 has been turned into a large-scale work of art by Chinese artist Xu Bing. Look down from a platform on the field of dust inscribed with the outline of a poem. (Opens Thursday, through Oct. 9, Tues.-Sun., noon-6 p.m., FREE, Spinning Wheel Bldg, 5 W. 22nd St., lmcc.net)