Well let's go straight over to Christian Bale classic film noir flick The Machinist for a relevant quote shall we?
Stevie (female friend of Bale): You look tired
Bale (in a tired, husky voice): Stevie, I haven't slept in a year.
01:44hrs now Jimbob. Time for some snoozy wouldn't you say?
Ha. Yep time to turn in. A couple of heart transplants to perform tomorrow. I suppose I'd better not be too hungover eh?