Harry, what happened?

Thought it's a great scene from Harry Potter & the prisoner of Azkaban, so I decided to give it a go. I hope it's not too bad

Date : 27.08.2013
Used : 5H, B, 3B, 6B, mechanical pencils (0,3&0,5mm), uni pin fine line pen 0.2, gel ink pen 0.5, uni-ball white pen, blending stick, A4 paper
Time : 6h 07min