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 a cause-and-effect relationship, there is a clear correlation, and it seems that Harry Potter's cultural impact may be stronger than just a fandom bond. Many fan fiction and fan art works about "Harry Potter" have been made. In March 2007, "Harry Potter" was the most commonly searched fan fiction subject on the internet. At the University of Michigan in 2009, StarKid Productions performed an original musical parodying the "Harry Potter" series called "A Very Potter Musical". The musical was awarded "Entertainment Weekly"'s 10 Best Viral Videos of 2009. The sport Quidditch, played by characters in the "Harry Potter" series, was