Read this article from Foolish Sage

“A popular series of commercials for a consumer credit company used the running gag of a group of barbarians invading everyday, modern situations, symbolizing what can happen to people when they don’t have sufficient capital to do the things they want to do. Just as the horde is about to begin their slaughter and pillage, one of the contemporaries pulls the sponsoring company’s credit card from his billfold, effectively thwarting the barbarians. At the conclusion of each ad, one of the invaders sneers into the camera and growls, “What’s in your wallet?”