A serious-looking guy saying "Yes, sir". Don't forget about the moustache! :D

A boy with blue eyes and looking a bit weird.

A clown is murdering with some kind of bladed weapon two stick figures on a bed.

The TARDIS.

Novak Djokovic after winning his fourth Australian Open title.

Letters made of trees.

Undergraduate paper. I guess.

Sherlock during the three years. He's in Norway and has to warm himself up.

Bat-dog attempting suicide.

Me a few years ago. Kinda. :D

Anderson's dinosaur is eating.