"What an excellent day for an exorcism." Forty years ago, the movie that is often still hailed as the scariest of all time hit theaters. "The Exorcist" received mixed reviews upon its Dec. 26, 1973, release, but it made a huge impact on audiences, raking in cash at the box office and garnering a word-of-mouth reputation that's only escalated over time.
Here, have a hearty scare.