Last week Michelle Williams stepped out in a whimsical dress with puffy blue clouds and on Tuesday the actress, who usually wears simple silhouettes and neutral hues, chose yet another surprising look.

PHOTOS: Michelle's sophisticated red carpet style

The My Week With Marilyn star, 31, hit the red carpet at the film's Paris premiere in a pink strapless embellished Christian Dior Couture gown with a full skirt and train.

PHOTOS: See what the stars wore last night

She accessorized the princess-y design with silver peep-toe heels, a bold red lip color and matching nails.

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Watercooler Poll

What do you think of Michelle Williams' pink dress?

Love it, so pretty!
Hate it, too girlie