Harry Potter Viral Video Round-Up

Considering that the Harry Potter books and movies have been a multi-billion dollar phenomenon, it’s not surprising that world of wizards have gone viral. With the latest film, Deathly Hallows Part 1, having the largest opening in the franchise’s history (at $125 million) and good reviews, it’s worth noting this viral presence.

io9 has a great compilation of Harry Potter viral videos, and we’ll feature a few of the best below.

Which of the videos are your favorite?