Rachel and Joey fear for Ross's state of mind after he finds out about their relationship. Chandler and Monica visit some friends of Phoebe to get advice on adoption. Frank and the triplets come to visit.
Ross goes to a tanning salon but fails to follow the 'simple' instructions. Joey and Rachel struggle to make the transition from friends to lovers. Monica and Phoebe try to avoid an annoying woman that used to live in their building.
Rachel's sister Amy comes to visit and moves in with her and Joey. Phoebe constantly and accidentally ruins Mike's proposals. Joey struggles to write a letter of recommendation for Monica and Chandler's adoption agency.
After Rachel confirms Joey is more mature in relationships, Phoebe presents him to another friend as date, Sarah, who fails alas to respect his primordial rule by touching food in his plate. Ross wants fashion advice for his date, so Rachel and Phoebe take him shopping, but after he left the choosing to professional buyer Rachel he accidentally ends up wearing her stuff, despite Joey's 'jealous' warning. Monica let the gang get her hopes up when Chandler and she fly to on adoption agency in Ohio. The pregnant mother, Erica, likes them- but only because their files got...
Chandler and Monica have decided they want to raise their offspring in a suburban house and even find a perfect one in Westchester. Rachel and Phoebe see Chandler enter a car with his realtor, Nancy, and think he's cheating on Monica. After that misunderstanding is cleared, the other Friends are shocked the couple wants to leave Manhattan, and everybody starts reminiscing about living in New York as a gang, until Nancy calls about their bid on the house.
When Phoebe goes to get her name changed she realizes she can change it to anything she wants, so she changes it to Princess Consuela Banana Hammock. When Mike suggests he changes his name to Crap Bag, Phoebe gets his point and changes her name to Phoebe Buffay-Hannigan. Chandler finds out that Monica never changed her last name. Monica and Chandler take Joey to their house to convince him it is a good move and he tries to find anything wrong with the house so they won't buy it. Rachel goes to a job interview at a restaurant but her current boss is sitting right ...
Erica gives birth to the baby that Monica and Chandler are adopting. However, there's one small added surprise. Meanwhile, Ross and Rachel sleep together one last time before Rachel leaves to start a new life in Paris but Ross realises that he still loves her.
Phoebe races Ross to the airport in a bid to stop Rachel from leaving for Paris. Monica and chandler pack up their apartment ahead of their move to their new house, and Joey buys Chandler a new chick and duck as a leaving present.