https://www.youtube.com/watch?v=TVIVe_xaaqU NCIS and prequel NCIS: Origins will share a storyline in a unique crossover event TV show crossovers are hardly a new idea, particularly when it comes to spinoffs. Remember when Fonzie turned up on Laverne & Shirley? Or the multiple times that The Six Million Dollar Man joined forces with The Bionic Woman? While…
