The Weekend Guide

Confirm everything with your dressing bureau.

Silk dresses, $175 (were $600); cashmere sweaters, $95 (were $350); alpaca coats, $300 (were $1200); Billie bags, $180 (were $545).
Why: Plus one-of-a-kind pieces up to 85 percent off.
When: Thurs. & Fri., 10 a.m.-7 p.m.
Where: 263 W. 38th St., b/t Seventh & Eighth Aves., 16th flr. (212-941-7210).

Archetype Showroom Sample Sale
It’s that time again: Lorick, Quail, Fremont, Samantha Pleet, 80%20, and more on the cheap.
Why: Where is that tax refund, damnit?
When: Thurs.-Sat., 10 a.m.-7 p.m.
Where: 676 Broadway, b/t Great Jones & Bond Sts., 2nd flr.

In Honor of the Earth
A whopping 100 percent of Il Buco’s prix fixe lunch proceeds benefits a project of The Alliance for Climate Protection, wecansolveit.org.
Why: The resto has long supported the local, sustainable agriculture movement.
When: Lunch, Thurs.-Sat., noon-4 p.m.
Where: 47 Bond St., b/t Bowery & Lafayette St. (212-533-1932).

Host a Wireless Electronics Drive
Start a collection bin in your building (or office) for old cells, iPods, digital cameras, pagers (whoa, dated!), and PDAs.
Why: For every device collected, Recycling for Charities will donate $1 to your charity of choice.
When: How about now?
Where: For more info and to donate online, go to recyclingforcharities.com.

Free Filmmaker Talk Series
Out of the cinema and into the Apple store. Listen to Clive Owen, Morgan Spurlock, Greg Mottola. Ask questions in person.
Why: Next week: Harmony Korine (May 1), Paul Haggis (May 3), Matthew Modine (May 4).
When: Fri.-May 4. Times vary.
Where: Apple store Soho. Info and times online at apple.com.

A Midnight Feast
In the name of Greek Easter, tavern Persephone offers a traditional, celebratory four-course menu.
Why: It’s all Greek to you — at least this weekend.
When: Sat., stroke of midnight.
Where: 115 E. 60th St., b/t Lexington & Park Aves. (212-339-8363).