Packing up his family photos in his house, future love steps in. Gibbs meets his red-headed real estate agent, Diane (Kathleen Kenny). On "NCIS," Gibbs' second wife (there were four, with three divorces and one death) was red-haired Diane Sterling (Melinda McGraw).

Mariel Molino, Austin Stowell, and creators Gina Lucita Monreal and David J. North weigh in on that big twist.