May have? I guess you had to be there.
It was an oft quoted line by the early 90's. (Spaceballs also kept it alive in a way.) Plus this guy went and ruined it for millions of tv viewers...
http://www.youtube.com/watch?v=neuMyI8M5fc
There are still people on the planet who haven't seen the movie. I encountered a young horror movie fan yesterday who's never seen Psycho, and hasn't had it spoiled for them yet!