WATCH: 'Jersey Shore' Girls Play "Know or Go" on 'Ellen'

Know the difference between a carcass and a caucus? Aware that Judge Judy is the person who presides over the court on Judge Judy? If so, chances are you would have fared better than the lovely (and screechy) ladies of Jersey Shore did when they played a game of "Know or Go" on Thursday's The Ellen DeGeneres Show.

Source: http://www.ivillage.com/jersey-shore-girls-play-know-or-go-ellen/1-a-416116?dst=iv%3AiVillage%3Ajersey-shore-girls-play-know-or-go-ellen-416116

Ashley Olsen Ashley Scott Ashley Tappin Ashley Tisdale