But at the Catherine Martin and Miuccia Prada The Great Gatsby Dresses Exhibit cocktail party in NYC on Tuesday night, her choice of outfit was less than impressive.
The actress wore an embroidered black dress from Prada's A/W 2008 collection paired with peep-toe Brian Atwood heels.
She also kept her makeup VERY minimal, almost looking ghostly pale.
It all just fell flat.
Come on, Carey, you're in what is possibly the most glamorous movie of the year!
Where's the pizzazz?! Bring us the razzle-dazzle!
[Image via Getty Images.]