When it came to creating authentic live entertainment for the Wizarding World of Harry Potter: Diagon Alley, the folks at Universal Orlando Entertainment really went by the book.
"Which book?" you ask. Harry Potter and the Chamber of Secrets -- a single sentence from that 1998 J.K. Rowling novel, to be exact. As the Boy Who Lived is exploring the Burrow (i.e., the Weasley family home), he notices that "the old radio next to the sink had just announced that coming up was 'Witching Hour, with the popular singing sorceress Celestina Warbeck.'"