Harry Potter and the Philosopher's Stone family throughout the series, and in his treatment of first Rubeus Hagrid and later Remus Lupin and Sirius Black as father-figures. The second book, "Harry Potter and the Chamber of Secrets", was originally published in the UK on July 2, 1998 and later, in the US on June 2, 1999. "Harry Potter and the Prisoner of Azkaban" was then published a year later in the UK on July 8, 1999 and in the US on September 8, 1999. "Harry Potter and the Goblet of Fire" was published on 8 July 2000 at the same time by Bloomsbury and Scholastic. "Harry
Harry Potter 11 million units in the first twenty-four hours of release. The series has also gathered adult fans, leading to the release of two editions of each "Harry Potter" book, identical in text but with one edition's cover artwork aimed at children and the other aimed at adults. Besides meeting online through blogs, podcasts, and fansites, "Harry Potter" super-fans can also meet at "Harry Potter" symposia. The word "Muggle" has spread beyond its "Harry Potter" origins, becoming one of few pop culture words to land in the Oxford English Dictionary. The Harry Potter fandom has embraced podcasts as a regular, often