We don't always get something! And going to the theater with Nagisa is... an experience.

[He knows Rin knows, since he seems to remember a story about going to see that dog movie he refused to watch, and "things I'd like to tell you, Rei-chan, but I've been sworn to secrecy!"]

You can get things set up if you want.

[Said as he leads Rin back toward the living room, then heading off to the kitchen. It's up to Rin if he wants to take on the arduous task of understanding someone else's television setup.]