Jessica Stam, Olivia Palermo & More at 'Mandela' Premiere in NYC

Showing their support for the newly released film 'Mandela: Long Walk to Freedom', British label Burberry hosted a screening of the film for New York City's fashion crowd. Vogue editor Anna Wintour, designer Zac Posen and several models all hit the red carpet as they arrived to see the new flick. Jessica Stam showed off her relaxed style in a cropped beige sweater, white shirt, skinny black trousers and black boots.

Sessilee Lopez accompanied Posen in one of the designer's very extravagant gowns. Olivia Palermo paired an elegant white coat over a simple black dress as she hit up the event with her boyfriend Johannes Huebl. Chanel Iman was seen with rapper A$AP Rocky, she wowed in a figure-hugging white gown teamed with a ponytail and dangling earrings. See all of the arrivals below!