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
Magic in Harry Potter books present the idea that the Muggle interpretation of these stories is a distorted version of what goes on in the wizarding world. The magic of "Harry Potter" became the subject of a 2017 British Library exhibition and accompanying documentary. The exhibition, entitled "Harry Potter: A History of Magic", is the first at the British Library to be inspired by a single series by a living author. Witches and wizards need training to learn how to control their magic. With young and untrained children, magic will manifest itself subconsciously in moments of strong apprehension, fear, anger and sadness. For example,