Lana Thomas is a villain in The Princess Diaries, but it isn't known whether she is the central adversary or not. She is a bully to Mia, the protagonist of the film. Lana is the school mean girl. Lana and two of her friends had embarrased her in front of a paparazzi, resulting in photos of Mia in nothing but a towel. For this, her defeat is that Mia smears chocolate ice cream on her cheerleading outfit.
She was portrayed by Mandy Moore.