• Check out a free live concert by the Vivian Girls when Kate Spade's Florence Broadhurst tour bus makes its first stop in NYC this weekend. The pop-up shop on wheels will feature exclusive "tour" items, as well as pieces from the upcoming spring collection. Gansevoort Plaza, at Hudson St.; 3-9 (concert at 7:45).
• Get up to 75 percent off menswear at Brunello Cucinelli. Sweaters are $450 (originally $1,995), casual button-downs are $100 (originally $435), and casual pants are $195 (originally $675) with free alterations. 683 Madison Ave. (212-813-0900); M-Sa (10-7:30), Su (11-6), through 2/12.
• Clothes, shoes, and accessories by designers like Martin Margiela, Rick Owens, Junya Watanabe, and more are up to 85 percent off at the IF semi-annual basement sale. The Dries van Noten flower beaded dress is $818 (originally $2,725), the men's Martin Margiela single-breasted wool-jersey knit suit is $702 (originally $2,340), and Johnny Farah leather bags are $250 (originally $890). Men's and women's shoes are 70 percent off. 94 Grand St., nr. Greene St. (212-334-4964); W–Su (11–7), through 2/12.
• All clothing is 25 percent off and shoes for men, women, and kids are up to 40 percent off at Vans DQM General. 93 Grand St., nr. Greene St. (212-226-7776), through 2/12.
• Clothing and accessories from Joie, Three Dots, Diane Von Furstenberg, Woo, Portolano, and more are up to 80 percent off at Bit+Piece, with prices starting at $19.99. 246 Mott St., at Prince St. (212-343-2268); M-W (noon-8), Th-Sa (11-8), Su (11-7), through 2/13.
• All Mexican tableware from Gorky Gonzalez, Majolica, and Talavera, including tapas plates, platters, and mugs, is 30 percent off at La Sirena. 27 E. 3rd St., nr. Second Ave. (212-780-9113); daily, 12-7, through 2/13.
• Fall and winter clothes, shoes, and accessories are 50 percent off at Maryam Nassir Zadeh. Choose from brands including Hussein Chalayan, Etoile Isabel Marant, and Dieppa Restrepo. 123 Norfolk St., at Rivington St. (212-673-6405); daily, noon-8; through 2/16.
• Clothes and accessories from Helmut Lang, Jimmy Choo, Phillip Lim, DVF, and more are up to 90 percent off at Scoop's closet clean-out sale. 430 W. 14th St., nr. Washington St. (212-691-1926); M–W (10–7), Th–S (11–8), Su (11–6), through 2/20.