Russell finds Timmy has a sister and wants to date her. Audrey and Jeff play match maker for their neighbor Liz.
Season 5 Episode 19 of Rules of Engagement resulted in a 0.00 rating in the 18-49 demographic.
Rules of Engagement is a comedy about different phases of the male/female relationship as seen through the eyes of a newly-engaged couple Adam and Jennifer, a long-married pair Jeff and Audrey, and a single bachelor on the prowl, Russell. However, Russell obtains a relationship of his own as he tries to make the professional relationship with his assistant Timmy more personal.