Synopsis
Further information: QuidditchIn 2001 Rowling penned two companion books to the Harry Potter series, Quidditch Through the Ages and Fantastic Beasts and Where to Find Them, for British charity and off-shoot of Live Aid, Comic Relief with all of her royalties going to the charity. As of July 2008, the books combined are estimated to have earned over $30 million for Comic Relief. The two books have since been made available in hardcover.
Read more about this topic: Quidditch Through The Ages