I Love You, Man is a romantic comedy film in which Paul Rudd plays the role of Peter Klaven, a man who is about to get married but realizes he has no male friends to be his best man. The movie follows Peter as he goes on a series of man-dates in an attempt to find a best friend. Along the way, he meets Sydney Fife, played by Jason Segel, and the two form a close bond. I Love You, Man is a funny and heartwarming film that showcases Paul Rudd's ability to bring both humor and vulnerability to his performances.