A famous line from "A Night at the Roxbury" is "What is love? Baby, don't hurt me, don't hurt me, no more." This line is part of the iconic song by Haddaway, which is prominently featured in the film and reflects the comedic themes of the story. The movie, released in 1998, follows the adventures of two brothers, played by Will Ferrell and Chris Kattan, as they pursue their dream of owning a nightclub. The catchphrase encapsulates the film’s blend of humor and memorable music.

In "A Night at the Roxbury," Will Ferrell and Chris Kattan play the characters Steve and Doug Butabi, two brothers who dream of owning a nightclub. Their comedic dynamic is central to the film, often showcasing their over-the-top personalities and unique dance moves. Throughout the movie, they navigate various misadventures as they pursue their aspirations and romantic interests. The film highlights their brotherly bond and contrasting personalities, with Ferrell's character being more assertive and Kattan's more timid, creating a humorous partnership.

"A Night at the Roxbury" is based on a recurring sketch from "Saturday Night Live" featuring the characters Steve and Doug Butabi, played by Will Ferrell and Chris Kattan. The skit revolves around the two brothers who aspire to gain entry into the exclusive Roxbury nightclub. The humor stems from their over-the-top antics, unique dance moves, and relentless pursuit of social status, often accompanied by the catchy song "What Is Love" by Haddaway. The film expands on this concept, showcasing their adventures in the nightlife scene.

Yes, Will Ferrell's wife, Viveca Paulin, appeared in "A Night at the Roxbury." She had a small role as a character named "Girl in the Club." Viveca Paulin and Will Ferrell married in 2000, after the film's release in 1998. Paulin has made various appearances in film and television, often in comedic roles, and has collaborated with Ferrell on several projects throughout their careers.