Movies influence how people talk and behave. As a matter of fact, mere trailers even do.
Teenagers walked out of screenings of the first version of Carrie spouting "Shit".
A lot of men are now saying "Yeah" while swallowing the word, as in the latest Spiderman.
And did you ever see women who kept their mouths hanging open the way Natalie Portman did in a Star Wars episode?