Ghostbusters II is the 1989 sequel to Ghostbusters (1984) prouced and directed by Ivan Reitman. The sci-fi comedy film is about the further adventures of a group of parapsychologists and their organization which combats paranormal activities ("ghostbusting"). The sequel had what was, at the time, the biggest three-day opening weekend gross in history ($29,472,894), a record that was broken precisely one week later by Batman ($40,505,884). Although the film was popular and was generally well received by fans, it received mixed reviews from critics.