I Love You, Man

I Love You, Man is a 2009 American bromantic comedy film originally titled Lets Be Friends and written by Larry Levin before John Hamburg rewrote and directed the film. It stars Paul Rudd and Jason Segel. Rudd stars as friendless man looking for a best man for his upcoming wedding. However, his new friend is straining his relationship with his bride.

Peter Klaven Paul Rudd, a real estate agent, gets engaged to his girlfriend Zooey Rice Rashida Jones, but does not seem to have any close friends to share the good news with. After overhearing Zooeys female friends voicing their concerns over his lack of close male friends, Peter realizes he needs to find male friends in order to have a best man for the upcoming wedding.Peter turns to his gay younger brother, Robbie Andy Samberg, for advice on dealing with men. He makes a series of overtures toward various men, including Barry Jon Favreau, the husband of Zooeys friend Denise. When Peter inadvertently projectilevomits on Barry after winning a beerdrinking contest, he is kicked out of Barrys house. ........

Source: Wikipedia