Rick Castle takes a trip to the fashion world today.

On Castle Season 6 Episode 14, our favorite author and his fiancee deal with a famous magazine editor (played by guest star Frances Fisher) when her assistant is murdered.

What does this glitzy universe hold for this beloved duo as they search for a killer?

For Kate, a former model of course, it will mean access to a very special wedding surprise. You can see where we're going with this, can't you?

Watch Castle online now if you need to catch up and then check out these clips from the episode:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.