Paranormal Activity 3 follows the recent trend of movie franchises making a few movies and then suddenly making one down the line a prequel film. This third in the Activity series takes viewers to a young Katie and Kristi (from the second movie) in 1988. Their home is haunted by an invisible entity who starts out friendly but eventually turns hostile. It also cuts to some scenes with the sisters as adults.
Fans of the Paranormal Activity franchise should look for number three on October 21st, 2011.