Hogwarts occurring is a passage to the Hog's Head bar that formed before the Battle of Hogwarts. Due to the nature of the Room of Requirement, it is possible that several passages to different locations could be accessed from the Room. The three passages out of Hogwarts that Filch does "not" know about are: A further link between two vanishing cabinets, one in the school and the other in Borgin and Burkes in Knockturn Alley presumably worked until "Chamber of Secrets" when Peeves (persuaded by Nearly Headless Nick) smashed the Hogwarts cabinet. The passage was reopened in "Half-Blood Prince" when Draco
Poltergeist II: The Other Side in Region 1. On September 13, 2011, MGM released the film on Blu-ray. MGM has also released the film on DVD in Region 2 and Region 4. It was released in the UK on October 23, 2000 and in Australia on September 1, 2006. A double feature pack containing "Poltergeist II" and "III" together was released in Region 4 on November 8, 2010. On January 31, 2017, Scream Factory released a Blu-ray Collector's Edition of the film including new commentaries and featurettes. The novelization, titled "Poltergeist II: The Other Side", was written by James Kahn and published by Ballantine Books