At least some content in this article is derived from information featured in Harry Potter: Hogwarts Mystery. Spoilers will be present within the article.
"When young Harry here stepped into Flourish and Blotts this morning to purchase my autobiography, Magical Me — which, incidentally is celebrating its twenty-seventh week atop The Daily Prophet's Bestseller List — he had no idea that he would, in fact, be leaving with my entire collected works — free of charge. "
It is unclear whether other best-selling books mentioned in the series, such as Lockhart's mention in the book of an unspecified book sitting six months on a best-sellers' list, are referring to this list or another, as of yet unidentified, bestseller list.