All Of Gibbs' Rules On NCIS, Explained
Over the years, "NCIS" viewers have learned about dozens of the rules that Leroy Jethro Gibbs lives by. Here's a rundown of ...
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Why does Gibbs have so many rules on NCIS: Origins? Reasons explored
By Season 18, only 69 rules had been revealed. The secrecy surrounding the complete list adds an air of mystery, keeping fans ...