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,
Monica Geller a much shorter shelf life for the show"; Monica and Chandler's arc is believed to have extended the series by approximately three years. Crane and Kauffman had always intended to give Monica and Chandler a child. When it finally came time for them to write the finale, the idea of the couple adopting newborn twins was conceived at the last minute simply "for fun". The birth of Monica and Chandler's twins serves as one of the finale's main plots. They were named Jack and Erica – after Monica's father and their birth mother, respectively. – The twins are born three