The Princess Diaries is a charming coming-of-age film in which Anne Hathaway plays the lead role of Mia Thermopolis, a socially awkward teenager who discovers that she is the heir to the throne of a small European country. As Mia navigates the challenges of royal life, Hathaway's endearing portrayal of the relatable and lovable protagonist makes this film a beloved classic. With its heartwarming story, humor, and memorable characters, The Princess Diaries is a delightful watch for audiences of all ages.