Barbara is Audrey's sister who first appears in Audrey's Sister after she is having problems with her marriage. Russell takes her out which annoys Audrey as she thinks Russell is just going to trick Barbara into sleeping with him however he actually has developed feelings for Barbara although Barbara doesn't feel the same way. In Engagement Party, Barbara returns and reveals she is getting a divorce from her husband. This makes Russell happy as he thinks he has a chance with her but he doesn't end up with her. She is portrayed by Heather Locklear.