Kate Winslet joined top fashion designers in NYC on Thursday for the opening night gala of "Impact: 50 Years of the CFDA" at The Fashion Institute of Technology.

OK! GALLERY: GOLDEN GLOBE WINNERS KATE WINSLET, OCTAVIA SPENCER, MODERN FAMILY & MORE!

The 36-year-old actress wore a sexy black St. John dress for the event that really accentuated her curves. What did you think of Kate's LBD?

OK! GALLERY: KATE WINSLET LOOKS VERY HOLLYWOOD IN LONDON

Also in attendance for the New York Fashion Week event was Anna Wintour, Vera Wang, Betsey Johnson, Anna Sui and more talented designers.