The famed author is celebrating World Book Day with someone new in the role of Harry Potter: an adorable puppy. J.K. Rowling Tweeted a photo of a pup sporting a Gryffindor cape and scarf, with the caption, “And finally, because, you know, it’s the internet… ‪#WorldBookDayForDogs.” We’re sure the Internet appreciates it. The author then went on to retweet photos of several fans’ pets in Harry Potter-themed costumes. — Read it at Time