AJ & McCall: Couple Invite Etiquette Debate @8

The wife of a married couple wants AJ & McCall to sort out a potential insult slight. Her husband has a best friend whose girlfriend is celebrating a birthday and, despite the wife and husband being married the entire time boyfriend and girlfriend have been dating, the girlfriend only invited the husband. Is it a slight for the Debate At 8? What is the proper etiquette for inviting a couple? AJ actually shares a story of a college friend he lost because of couple invite etiquette.