Kate Mara

Kate Mara. Photo by Patrick McMullan.

Who: Kate Mara

Where: The launch of Martell's new cognac "Martell Caractere" at a private dinner held at the Paramour Mansion in Los Angeles.

When: Thursday, October 10th

What: A white sleeveless Viktor & Rolf dress from resort 2014.

Why: The short, ruffled skirt adds a flirty counterpoint to the more conservative, collared neckline.