• This Sunday take a comprehensive tour of New York's fashion district and learn about the history of one of the city's most famous neighborhoods. Seventh Ave. and W. 39th St., 2 p.m.; call 212-764-9600 or e-mail; reservations required.
ENDING THIS WEEKEND
• Assembly New York is offering 20 percent off everything storewide at its Memorial Day sale. Designers include A Détacher, Assembly Collection, and more. 170 Ludlow St., nr. Stanton St., (212-253-5393); daily (12–9). Though 5/28.
• Find 20 percent off original prices for Memorial Day weekend at ABC Carpet & Home. 888 Broadway nr. E. 19th St., (212-473-3000); F–Sa (10–7), Su (11–6:30), M (10–7). Through 5/28.
• Exclusive styles and one-of-a-kind samples are up to 70 percent off at the Sachin + Babi sample sale. 260 Fifth Ave., nr. 28th St. (646-725-5400); T–F (10–7), S (11–6), Su (11–4). Through 5/27.
• Stop by either of NYC's Sandro boutiques to take advantage of up to 50 percent off men's and women’s spring ready-to-wear and accessories. 415 Bleecker St., nr. Bank St.; M–S (11–9), Su (noon–6). 8 Prince St., nr. Elizabeth St.; M–W (11–7), Th–S (11–8), Su (noon–6). Through 8/31.
• Bird is hosting its summer sale starting tomorrow at all three of its locations. Find 30 percent off pre-spring and spring collections, including Acne, Isabel Marant, Suno, rag & bone, and many more. 203 Grand St., nr. Driggs Ave., (718-388-1655); M–Sa (12–8), Su (12–7). 316 Fifth Ave., nr. 2nd St., (718-768-4940); M–Sa (12–8), Su (12–7). 220 Smith St., at Butler St., (718-797-3774); M–Sa (12–8), Su (12–6).