The Princess Diaries is a coming-of-age comedy film based on the novel of the same name by Meg Cabot. Sandra Oh plays the role of Vice Principal Gupta, a strict and no-nonsense school administrator. The movie follows Mia Thermopolis, a socially awkward teenager who discovers that she is the heir to the throne of a fictional European kingdom. As Mia navigates the challenges of royal etiquette and her newfound responsibilities, she also learns important lessons about self-confidence and staying true to herself. The Princess Diaries is beloved for its charming story, memorable characters, and positive messages.