The episode follows a framing device where asks the group if any of them have ever almost slept together, prompting the friends to recall events that occurred three years prior (one year before the series pilot):

: It is revealed that Phoebe has actually been secretly moving out of Monica's apartment for a week due to Monica's extreme tidiness.

is the sixth episode of the third season of Friends , which originally aired on October 31, 1996 .

: The episode acted as an experiment for the writers to test audience reactions to non-standard pairings, such as Rachel and Chandler or Ross and Phoebe , though none of these became permanent storylines.