There are always some things that happen so suddenly, so strangely, and so abruptly that they seem utterly illogical; this is what's called a qualitative change caused by a quantitative change. When many things converge, they will inevitably cause a fundamental change.
For instance, Willis accepted Adrian's invitation without any hesitation; the media and film company executives thought investing 200 million to make a movie was crazy, yet they didn't scoff too much; Cruise, however unwilling, had to play nice and subtly show deference on the phone—of course, mainly because it wasn't the time to completely fall out, otherwise Adrian would have given him a taste of his own medicine early on.
