Street Style Of The Day: Mary Kate Classes Up A Jean Jacket

How do you keep from being mistaken as a lady who lunches while in a knee-length sequin dress, a fur vest, and a pair of seriously impressive heels? You reach for the nearest jean jacket, that's how. Teen Vogue's Mary Kate Steinmiller demonstrates the key to youthful, on-point dressing—a healthy eye for juxtaposition (and an enviable collection of denim jackets, doesn't hurt).