This doodle was done by Madoodle. She says: 'When I did this doodle, I was trying to mimick a graffiti I saw on my way home. I was thinking of the urban cities of this world. I hope you like it!'

And, by the same artist:

Her quote: 'A friend of mine was planning to get her hair died, we spent the whole day doodling designs of what her beautiful blonde hair could become'