King of the Castle...
vote for two!

Stana and Nathan return after a longish lunch. NATHAN: Don't get too far ahead of me. I think you're hooked on my coat.
"You know I do have Captainy experiance. I was thinking now that Captain Montgomery is gone..." "Not going to happen Castle"
Beckett: Are you pondering what I'm pondering? Castle: I think so, Kate ... but Justin Bieber and Cyndi Lauper? What would the children look like?
BECKETT: He didn't...CASTLE: Yup, he did. ESPOSITO: Ryan, undercover does not mean drag!