Blonde and Blonder (2008)

Dee and Dawn are two dim-witted, pink-clad, blond ladies whom meet by accident and try to make a living with their dull lives, until a series of circumstances ensue when after they unwittingly take jobs at a local strip club, they are mistaken for two deadly female brunette assassins known only as the Cat and the Kit whom are hired to kill the club owner whom is a mobster in a witness protection program. With two persistent, but inept, FBI agents on their tail, the ditsy Dee and Dawn try to stay one step head of the law, as well as try to figure out what is really going on.