Women in black 2 (2006)

Sinopsis

Warning: The world is under attack by an evil space slug named Cuntitus who has taken on the form of a human porno star. Your mission is to find and destroy this whore before she fucks up the planet. You will have at your disposal every weapon the agency has and of course the most potent weapon you posess, your pussies. So fuck well girls because the future of the planet depends upon it.