A Guy Thing (2003) is a romantic comedy about a groom-to-be whose life takes a chaotic turn after a wild bachelor party leads to a series of misunderstandings. As he tries to keep everything under control before his wedding, things become even more complicated when he unexpectedly develops feelings for someone else. Starring Jason Lee, Julia Stiles, and Selma Blair, the film delivers humor, charm, and classic rom-com moments.