Monica Geller Courteney and David, who did get married." Before marrying Cox, Arquette had guest starred in an episode of "Friends" as Phoebe's love interest. During season 10, Cox got pregnant with her and Arquette's child. At that same time, her character and on-screen husband were going through the process of adopting a child. Like Monica and Chandler, Cox and Arquette had also struggled with conceiving in real life. Although Kudrow's real-life pregnancy had successfully been written into the show, the same could not have been done for Cox because "Friends" had already long-established that Monica is incapable of having children. Therefore,
Ross Geller Ross's most significant relationship during the series. His attraction to her is established early on; Ross met Rachel through his sister Monica, who was Rachel's best friend in high school. He developed an unrequited crush on her, but never followed through on it. After leaving college, Ross married Carol, whom he had met at college, and had seemingly put his feelings for Rachel aside before he met her again in The Pilot. They have an on-again, off-again dynamic throughout most of the show. In the Season 1 finale, Ross has to go to China for his work so he asks