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
Religious debates over the Harry Potter series known for writing fantasy novels with Christian subtexts. Far from promoting a particular religion, some argue, the "Harry Potter" novels go out of their way to avoid discussing religion at all. However, the author of the series, J. K. Rowling, describes herself as a practising Christian, and many have noted the Christian references which she includes in the final novel "Harry Potter and the Deathly Hallows". In the United States, calls for the books to be banned from schools have led to legal challenges often on the grounds that witchcraft is a government-recognised religion and that to allow the books