San fran Ports 1961 Shopping Event What: See the fashion show and scoop up pieces from the sophisticated spring line. Why: Ports-rait of a lady. When: Thurs., 6 p.m. Where: Saks Fifth Avenue, 384 Post St., at Powell St., 4th fl. R.S.V.P. to 415-438-5216. Colleen Quen Sample Sale What: Couture cocktail dresses and gowns from San Franciscos talented designer up to 75 percent off. Why: Colleen all sirens When: Sat., 1-5 p.m. Where: 7 Heron St., at Berwick Pl. R.S.V.P. to 415-551-0013 ext. 12 (required). LA Maude CarrinWhat: New lifestyle shop for men and women with designers like Meltin Pot, Le Tigre, and Elite by Blue Cult, plus jewelry, books, and gifts. Why: Sharin is Carrin. When: Mon.-Sat., 11 a.m.-7 p.m.; Sun., 11 a.m.-6 p.m. Where: 7427 Beverly Blvd., at Vista St., West Hollywood (323-857-6775). Chicago Lululemon Athletica Opening What: Huge new spot sells cool workout gear and organic street wear. Why: Shop like a swami. Look like a goddess. When: Mon.-Sat., 10 a.m.-6 p.m.; Sun., 11 a.m.-6 p.m.Where: 2104 N. Halsted St., at Dickens Ave. (773-883-8860). WLUW Record Fair & Other Delights What: Aisles of vinyl, CDs, posters, and zines. Why: A wise turntable once said, Dust me off. When: Sat., 10 a.m.-6 p.m. ($20 pre-admission begins at 8 a.m.); Sun., 10 a.m.-5 p.m.Where: Pulaski Park Fieldhouse, 1419 W. Blackhawk St., at Cleaver St. (773-508-80 New york Saturday@Phillips What: An auction for the young collecting crowd (affordable contempo art, furniture, photographs, and jewelry). Why: Put your paddle to more permanent use. When: Sat., 10 a.m.Where: 450 W. 15th St., b/t Ninth & Tenth Aves. (212-940-1200). London Guerilla Retail What: Fashion journalist Tom Bottomleys new (and permanent) flog-your-attic vintage store for men and women. Why: Need a second-hand Barbour? A Michael Jackson Thriller-esque red leather jacket? When: Mon.-Sat., 10 a.m.-5 p.m.Where: 4 Marlborough Ct., W1 (07887 646299).