Nicole Richie: Tracy Anderson Workout!

Nicole Richie covers up with a leather jacket as she leaves Tracy Anderson‘s gym on Thursday (January 17) in Los Angeles.

The 31-year-old fashion designer worked up a sweat at the celebrity fitness trainer’s workout studio.

PHOTOS: Check out the latest pics of Nicole Richie

Nicole recently made several best dressed lists for her gorgeous Naeem Khan gown that she wore to the 2013 Golden Globes.

Make sure you check out her dress in case you missed it to see if you agree with the style gurus.