NCIS is one of the longest running and most watched TV shows in history. After more than a dozen years of quality entertainment, it's time to blow the lid off of some behind the scenes aspects of the show that even some series experts never knew.
The Fan Base Loves With Mark Harmon
Mark Harmon has been known to wear shirts that are sent to him by his fans. He prides himself in his collection of fan sent authentic vintage Marine Corps and NIS/NCIS attire, which he wears around all the time in his free time. Who can blame him for wanting his clothes picked out for him.