Paranormal Activity Continues With New iTunes Comic | WIRED
11 Haunting Facts About Paranormal Activity | Mental Floss
Why Paranormal Activity was one of the most successful movies ever made, in one chart - Vox
How Paranormal Activity became a frightening success | Horror films | The Guardian
MOVIECLIPS - In honor of 'Paranormal Activity 2's' release ten years ago, we're taking a look back at the box office for the entire 'Paranormal Activity' franchise. Which one do you think
Why Paranormal Activity was one of the most successful movies ever made, in one chart - Vox