Harry Potter celebrates his 33rd birthday on Wednesday. That's right, you're super old.

Two years have passed since the final film was released — and six years since Harry Potter and the Deathly Hallows first hit shelves. Even the most devoted Potterheads are running out of ways to freshen up Harry's world.

You can incorporate a drinking game into your next HP movie marathon: Take a shot when Ron makes his freaked-out face in the first three and a shot when Harry gets angsty in the final five films.

Or you can apply wizard logic to modern TV shows. Which house would Don Draper be placed in had he grown up at Hogwarts? What would the sorting hat do with Hannah Horvath from Girls? Take a look below.

Hogwarts Houses for Your Favorite TV Characters

Image: Warner Bros.