Titre original : Breaking the Rules
Kate's sister Dahlia meets up with Mike at her book signing. Her and Kate have never got along and Kate is not happy to find out that Mike told Dahlia where she worked.
They meet at the paper's offices and renew their hostilities. This leads to Dahlia telling Kate that she can get Mike to propose to her. Meanwhile Mike is telling Alan and Ernie that he can bed Dahlia without marrying her.