Bill Cunningham photographs guests leaving the Ralph Lauren Spring 2016 event during New York Fashion Week at Skylight Clarkson Square on Sept. 17, 2015 in New York City.

Bill Cunningham photographs guests leaving the Ralph Lauren Spring 2016 event during New York Fashion Week at Skylight Clarkson Square on Sept. 17, 2015 in New York City.

Bill Cunningham photographs guests leaving the Ralph Lauren Spring 2016 event during New York Fashion Week at Skylight Clarkson Square on Sept. 17, 2015 in New York City.

Bill Cunningham photographs guests leaving the Ralph Lauren Spring 2016 event during New York Fashion Week at Skylight Clarkson Square on Sept. 17, 2015 in New York City.