The 36-year-old actress is wearing Prada. (Associated Press)
The 45-year-old cookbook author and "Top Chef" star is wearing a Romona Keveza Fall 2015 gown. (Associated Press)
The 29-year-old singer is wearing a Brandon Maxwell dress. (Associated Press)
The 35-year-old actress is wearing a mermaid-inspired Christian Siriano gown. (Associated Press)
The 45-year-old actress is wearing Alexander Wang. (Associated Press)
The 24-year-old actress is wearing Zac Posen. (Associated Press)
The 50-year-old actress is wearing a Carmen Marc Valvo gown. (Associated Press)
The 40-year-old actress is wearing a Naeem Khan Fall 2015 dress. (Associated Press)
The 38-year-old actress is wearing Marc Jacobs. (Associated Press)
The 27-year-old dancer/actress is wearing Marchesa. (Associated Press)
The 28-year-old actress is wearing a hot pink ensemble featuring a cape. (Associated Press)
The 37-year-old actress is wearing Oscar De La Renta. (Associated Press)
The 49-year-old celebrity chef is wearing a powder pink gown. It is her first red-carpet appearance since her breast cancer surgery. (Associated Press)
The 43-year-old actress is wearing a mermaid-inspired St. John gown. (Associated Press)
The 24-year-old actress is wearing a plunging pink dress by Jenny Packham (also a favorite of Duchess Kate Middleton).
PICS: Kate Middleton's Love Affair with Jenny Packham Couture (Associated Press)
The 46-year-old actress is wearing a Bibhu Mohapatra Resort 2016 dress. (Associated Press)
The 54-year-old actress is wearing a classic LBD. (Associated Press)
The 31-year-old actress is wearing an Alexandre Vauthier Fall 2015 gown. (Associated Press)