Not even a master potions teacher like Snape could have predicted the end product of mixing one of the biggest franchises in both literature and movies with the craziest pop music phenomenon in Internet history.
The result is, shockingly, infectious.
The folks over at The Hillywood Show whipped up this Potter-infused take on Rebecca Black's so-bad-its-good "Friday" just in time for Friday's (partyin' partyin') release of Harry Potter and the Deathly Hallows - Part 2. I'm guessing I'll once again be humming that dang tune until the movie's release, but I won't be alone. Watch this video and prepare to loop it over and over for the next three days: