[Jealous of Beckett's relationship with Demming, Castle has created a Nikki Heat character based on the robbery detective.]
Alexis: I do have one note, though. This new character... The, uh, robbery detective?
Castle: Schlemming? What about him?
Alexis: Well, it seems like he kinda... Came up out of nowhere.
Castle: Yeah, well, I can't argue with that.
Alexis: He's coming off a bit like a doofus.
Castle: [Happy] You think?
Alexis: I think you should lose him.
Castle: [Striking the passages out] If only it was this easy.