"How to Lose a Guy in 10 Days" is a romantic comedy film released in 2003, directed by Donald Petrie. The story follows Andie Anderson, a magazine writer who is tasked with writing an article on how to drive a man away in just ten days. To test her theories, she begins dating Ben Barry, an advertising executive who is determined to make a woman fall in love with him in the same timeframe. As the plot unfolds, both characters engage in a series of humorous and often outrageous antics to achieve their goals. The film explores themes of love, deception, and the complexities of relationships, ultimately leading to unexpected realizations about their feelings for each other.