Van Gogh meets Gorillaz!

Here are some progress photos to prove drawing is mine:
https://drive.google.com/drive/folders/0B128o-Jzroj-bkdWY3RTS3o1dGs?usp=sharing

I am really new to digital art, I bought my graphic tablet two weeks ago, so I decided to enter beginner category. I hope it´s ok even though I am not too young and not new to art generally, but I consider myself a total beginner in this type of art :)