Key Piece: Black Leather Pants
WHO: Robin Baum, 48, celebrity publicist
THE INVESTMENT: True Religion leather pants, $695 (truereligionbrandjeans.com).
WHY IT'S WORTH IT: Black leather pants are no longer a statement piece, they're a wardrobe staple and can be worn as jeans, dressier pants, leggings pretty much anywhere and everywhere.
On the Job
When one of your clients is Johnny Depp, you can get away with wearing a stenciled T-shirt to work. For the more corporate-minded, substitute the tee with an oxford-collar blouse.
Wear hair in a low, loose ponytail instead of a rigid, top-of-the-head bun.
Blazer, price upon request, Stella McCartney; (212) 255-1556. Top, price upon request, Hawk n Sparrow Custom Apparel by Lauryn Flynn; hawknsparrow.com. Shoes, $1,225, Christian Louboutin; christianlouboutin.com.