Courteney Cox shared what it was like reuniting with her castmates for the highly anticipated "Friends" reunion special, telling Ellen how emotional it was to be back on the stage where they shot the sitcom... for the first time in 17 years! Plus, Ellen talked about what it's like being Courtney's new roommate, and Courteney chatted about the enthralling new season of "9 Months," her Facebook Watch series.
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