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
Enfield Poltergeist duped. The psychical researcher Renée Haynes had noted that doubts were raised about the alleged poltergeist voice at the Second International SPR Conference at Cambridge in 1978, where video cassettes from the case were examined. The SPR investigator Anita Gregory stated the Enfield poltergeist case had been "overrated", characterising several episodes of the girls' behaviour as "suspicious" and speculated that the girls had "staged" some incidents for the benefit of reporters seeking a sensational story. John Beloff, a former president of the SPR, investigated and suggested Janet was practicing ventriloquism. Both Beloff and Gregory came to the conclusion that Janet