End credits

Scene: (Opening Scenes) Castle and his ex-wife, Meredith, hook up and have freaky circus sex. They debate the placement of said activities in their top 10 vs top 20 greatest.

Scene: Castle is working on his laptop when Alexis comes in asking if it's okay to love someone but not want them around all the time (her mother). They talk about the fact that she drives her crazy and that she might live in New York by them. Alexis' mother, Meredith, shows up to say that she's got a part in an indie film and won't be able to move to New York for a while.

At the very end when Castle's ex-wife leaves and he hugs Alexis.