6. Gibbs' wife #2! - NCIS
We finally have eyes on wife #2. For the longest time, NCIS fans have known about Gibbs' ex-wives #1 and #3, but the elusive #2 remained a mystery. That ended when both the first and second former Mrs. showed up at a crime scene and took Gibbs by surprise.
Watch NCIS Tuesdays at 8/7c on CBS.