The Third Wheel is a romantic comedy that was released in 2002. Stanley (Luke Wilson) is a nice guy who is often overlooked by others. He works in an advertising agency alongside his friend Mike (Ben Affleck), who is outgoing and popular with women.
When the beautiful Diana (Denise Richards) joins the company, Stanley becomes infatuated with her but has trouble finding the nerve to talk to her. After several failed attempts to approach her, he finally asks Diana out, and she accepts.
On the night of their date, Stanley accidentally hits a homeless man named Phil (Jay Lacopo) with his car and takes him to the hospital. Phil is grateful to Stanley for helping him, and the two become fast friends. However, this unexpected turn of events throws a wrench into Stanley's plans with Diana.
As Stanley spends more time with Phil, Diana begins to feel neglected and frustrated. Stanley must balance his growing friendship with Phil and his desire to win Diana's heart.
The Third Wheel is a heartwarming and funny film that explores the challenges of finding love and friendship in unexpected places. It also features appearances by actors such as Matt Damon, Luke Wilson's real-life brother Owen Wilson, and director Sam Shepard.