Paul convinces Jamie to quit her job. Joan is posing for ""The 20 Most Eligible Bachelorettes in New York"" for a magazine and Debbie is jealous. Paul, Jamie, Ira, Joan and Debbie go to Riff's, where a fire breaks out while Paul is in the bathroom. Ira saves Ursula's life while Jamie, Debbie and Joan run out, leaving Paul in the bathroom. Joan asks Debbie to marry her.

Paul and Jamie search for a full-time nanny, and Paul finds one in the form of Nancy Bloom, a caterer he inadvertently got fired from the production of a documentary about ""The Making of Titanic.""

Jamie and Paul have a full house for Thanksgiving dinner. Meanwhile, Mabel may be allergic.

When Debbie compiles Buchman and Stemple family trees, she learns that Paul and Jamie are actually cousins.