Season 1: Episode 10: The One With The Monkey

Ross gets a new pet monkey (Marcel), with which he experiences the typical struggles of a new "relationship." In order to avoid having to find dates for New Year's Eve, the gang decides to throw a "dateless" party at Monica's; one by one they all (except Ross) end up bringing dates, each of which turns out badly. Meanwhile, Phoebe falls in love with a physicist named David who must choose between realizing his life's dream of participating in a prestigious research project in Minsk or staying in New York to be with Phoebe.