We're mad for this Mad Men star's architectural ensemble.

Looking fabulous in a classic black gown, the always hilarious Fey was haute on the red carpet.

Applegate, nominated for best lead actress in a comedy series, looked gorgeous in a navy silk charmeuse gown with lace details from Basil Soda’s fall 2009 collection.

The New Adventures of Old Christine star complemented her elegant dress with Jimmy Choo heels and a Judith Leiber clutch.

The supermodel and Project Runway host was pregnancy perfection in a custom black Marchesa gown.

The starlet brought style and sophistication to the red carpet in a bordeaux ombre illusion V-neck dress. Kunis channeled her inner prima ballerina for a graceful look.

The Pushing Daisies star—and Emmy winner—channeled her inner dancing queen in this glistening couture cocktail dress, which she complemented with an Anya Hindmarch clutch, Tiffany jewels, and Manolo Blahnik heels.

Private Practice seems to be serving Walsh well, but we’re happy she made a public outing in this airy gown from designer Gilles Mendel’s spring 2010 collection. She accessorized with a pair of Christian Louboutin shoes, Stephen Russell jewelry, and an Aldo clutch.

The best supporting actress nominee was the toast of the town in a tulle champagne gown.

We’re wild about this spectacular gown from Marchesa’s spring 2010 collection.