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"Paranormal Activity 3 arrives on DVD and Blu-ray on February 27, and just in time for the home release we&amp;#039;ve managed to get our hands on a video clip from the disc&amp;#039;s extra features.  &amp;gt; Buy Paranormal Activity 3 The threat of demonic spirits is scary enough, but when your castmates turn on you to ramp up the shocks then you know you&amp;#039;re in trouble! In the clip above, Christopher Nicholas Smith hatches ingenious ways of frightening his co-star Lauren Bittner. Alongside the prank video, the Blu-ray will feature the original theatrical version of Paranormal Activity 3, an unrated cut and the &amp;#039;Lost Tapes&amp;#039;, which reveals footage not seen in the film. The DVD contains the unrated version and a digital copy. &amp;gt; Paranormal Activity 4 confirmed for pre-Halloween October release &amp;gt; Watch the Paranormal Activity 3 trailer "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/movies/news/a363718/paranormal-activity-3-cast-play-pranks-in-new-video/>