WARNING! Be freaked out and have guaranteed nightmares! It's the full Paranormal Activity 3 trailer:

The plot details are still very sketchy at the moment, but the team behind CATFISH, Henry Joost and Ariel Schulman have come aboard Paranormal Activity 3. Jason Blum and the original creator Oren Peli are back producing with Steven Schneider and Akiva Goldsman executive producing. Christopher B. Landon, who served as a writer on last year’s hit sequel is back, and so are your sleepless nights!

Spine tinglingly spooky trailer for the latest sequel in the series, Paranormal Activity 3! Behind the sofa time!

Details are very sketchy at the moment, but the team behind CATFISH, Henry Joost and Ariel Schulman have come aboard Paranormal Activity 3. Jason Blum and the original creator Oren Peli are back producing with Steven Schneider and Akiva Goldsman executive producing. Christopher B. Landon, who served as a writer on last year’s hit sequel is back, and so are your sleepless nights!

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Paranormal Activity 2 - Trailer