I heard it went down like this.
(Nolan is talking to an executive)
Nolan: So I'm thinking two shooting locations in this region, then maybe we-
(Mia walks into the room, a disturbing smile on her face and one of her eyes twitching with murderous intent)
Nolan: And then if need be, we can- (turns to see Mia) FUCK! HOLY SHIT! Mia, hey, sorry, I, uh, I didn't even know you wanted to be in the movie, nobody tells me anything around here, but I've got a role for you, I might need to alter the script a tad, but you can totally be in the movie, no problem!
Mia: I'm sorry, what are-
Nolan: The shooting date, of course! In two months! I'll have my people contact your people! Anything you want! I've got to go! Bye!
(Nolan knocks over several chairs in a panic to leave)
Mia (turns to executive): Sorry, I was getting into character for my next audition and I think I walked into the wrong room. What just happened?
Executive: You just got a role in the next Christopher Nolan film.
Mia: Oh nice. So with his name attached, maybe those chucklefucks at the Academy won't ignore me when I absolutely kill it once again.
Executive: Kill?! NO, please don't kill me!
Mia: No, "kill it" as in nailing my performance.
Executive: Oh, heh heh, of course.