NYPD Detective Kate Beckett:  I hope this is for real , Castle . Because if it 's not , we 're shortchanging our John Doe .
Richard Castle: Oh , trust me . I ca n't believe you 've never heard of this place . I get all my costumes here .
Richard Castle: We
Richard Castle: can use this opportunity to find you _ one _ for my Halloween party .
Richard Castle: How
Richard Castle: about ... slutty nurse ?
NYPD Detective Kate Beckett: Fantasize all you want , Castle . I am not trying on costumes for you .