Dallas: "A House Divided" - Season 3
Who shot J.R.? This is the most popular question in television history. Dallas set the standard for cliffhanger season finales with this season three finale. After turning friends into foes and relatives into rivals, J.R. Ewing finds himself laying on the floor from a gunshot wound by a mysterious shooter seeking revenge. Viewers soon found out that the shooter was his baby's mother. Allegedly.

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