'Castle' Season 6: They've Got Some Esplanie To Do

As fans of the long-running ABC series Castle know, there is more than the Caskett (Castle and Beckett) relationship that is focused on in the show. The other popular couple is the combination of Lanie (series regular Tamala Jones) and Esposito (series regular Jon Huertas) otherwise known as Esplanie to fans. In the beginning, Lanie