It turns out J.K. Rowling has a rowdy side.
On Monday, the author revealed that she vandalized the hotel room where she finished writing "Harry Potter and the Deathly Hallows," the final book in her series about the boy wizard.
"Finished Hallows 9 yrs ago today," Rowling wrote on Twitter. "Celebrated by graffiti-ing a bust in my hotel room. Never do this. It's wrong."
The tweet was accompanied by photographic evidence of her defacement. The graffiti consists of her signature and the words "Finished writing Harry Potter + the Deathly Hallows in this room (652) on...