Tristan sleeps in the library
Ken (to Tristan): Had it not been returned, there would have been violence.. forking.. knifing.. A GOOD SPOONING!
Tristan: I'm going to lock my door tonight.
George: On that subject - Ken, have you gotten a back door key yet?
Ken: Actually, Tristan got my back door key..
Tristan: Okay, that's it; I'm sleeping in the library.