As Harry Potter turns 20 today, we thought it's best to get everyone sorted into their Houses to celebrate.

As you can imagine, it's between the four Houses - Gryffindor, Slytherin, Ravenclaw and Hufflepuff - and there's ten questions which are more pointed than you realise. We didn't bother with Durmstrang or Beauxbatons because, come on, they're not real schools.

Don't forget to post your results in the comments below!