LET'S 'NECK' Sit in on a scarf-tying lesson (noon, 1 and 2 p.m.) at Bloomingdale's Walt Whitman store with Eileen Fisher experts and see the fall collection, noon-3 p.m.; receive a gift with your $750 or more regular-price Eileen Fisher purchase (one per customer, while supplies last); 631-425-6700. Meanwhile, at Roosevelt Field, LK Bennett Charity puts on a fashion show, 7-9 p.m.; 10 percent shopping discount for guests with 10 percent of sales to benefit the agency. Reservations suggested; 516-883-7480 or firstname.lastname@example.org
TINA DI MARTINA trunk show, cocktail dresses and gowns, 9:30 a.m.-5:30 p.m. (designer visit Thursday-Friday), at Filly's, 1065 Willis Ave., Albertson; 516-739-9090.
BEST OF VERA WANG Trunk Show & Romona Keveza Couture Collection at The Wedding Salon of Manhasset, 1468 Northern Blvd., Manhasset; by appointment only at The Wedding Salon of Manhasset; 516-869-8455.
BRIDAL REFLECTIONS trunk shows: Watters bridal and bridesmaids at the Carle Place salon (80 Westbury Ave.; 516-742-7788); Ines Di Santo bridal, with designer visit Sept. 22 in Manhattan (260 Fifth Ave.; 212-764-3040); Jim Hjelm Occasions bridesmaids at the Massapequa salon (3 Broadway; 516-795-2222). All events by appointment only.
BE FIT FOR THE CURE Stop by Saks Fifth Avenue's Walt Whitman store for a complimentary bra fitting in a Wacoal or b.tempt'd bra, 10 a.m.-5 p.m. and Wacoal donates $2 to Susan G. Komen fund forbreast cancer research. Make an $80 purchase and get a Spot On Tote Bag, while supplies last. Appointments suggested; 631-350-1242.
MARSHS TRUNK SHOWS Syna, women's fine jewelry with designer visit; Canali, men's suiting and shirts; Santoni, men's footwear; 270 Main St., Huntington; 631-423-1660. Saturday hours 10 a.m.-6 p.m.
MEET TERESA GIUDICE of the reality TV show "Real Housewives of New Jersey," 6-8 p.m., at T. Carlton's Spalon. She'll autograph your purchase of her Milania Hair Care gift set ($50) and pose for a photo; 725 Smithtown Bypass, Smithtown; 631-501-4179.