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Maggie Gyllenhaal is the latest celebrity to participate in the National Milk Mustache ad campaign with a sexy Ooh La Latte poster.

The award-winning actress is being featured with a new twist–holding a steaming beverage in the first-ever latte-themed Got Milk? ad.

Gyllenhaal debuted the new poster at a New York City photo call event held at City Bakery.

More photos below:

Photos: Jeffrey Clark Grossman-WENN