The Help star in Monique Lhuillier.
The Mad Men star in Prabal Gurung.
The Modern Family star in Johanna Johnson.
The Silver Linings Playbook star suits up.
The Lincoln star in J. Mendel.
The Big Bang Theory star goes red in Romona Keveza.
The singer-actor dresses up in Tom Ford.
The Damages star hits the red carpet in a floral dress.
The Parks and Recreationstar in Zuhair Murad.
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The Nurse Jackie star in Chagoury Couture.
The actress is in Roland Mouret.
The Glee star in David Meister.
The Boardwalk Empire star in Calvin Klein.
The Vampire Diaries star is in Elie Saab.
The Les Misérables star suits up.
The 30 Rock star and his wife hit the red carpet in Zenga and Carmen Marc Valvo, respectively.
The Mad Men star in Dolce & Gabbana.
The Bournestar in Amen Couture.
The Big Bang Theory star looks fab all dressed up.
The 30 Rock star in Kaufmanfranco.
The Mad Men star wears an emerald dress.
The Glee star in Donna Karan.
The How I Met Your Mother star suits up.
The Glee star looks fab.