Why do Kate and Rick look as though they've been called down to the Principal's office on Castle. "Smells Like Teen Spirit" is the 15th episode of the show's sixth season.
A murder in the fashion industry thrusts Kate and Rick in the middle of the cutthroat world of modeling on Castle. "Dressed to Kill" is the 14th episode of the show's sixth season.
Kate, I'm not proposing to you so you'll keep your job or because I'm afraid I'm going to lose you. I'm proposing because I can't imagine my life without you.