Oh I know it's not very good manipulation however I have changed some of the reflection. When I took the picture the cat was moving and I had orange light on it rather than white light. <-- See, there's an excuse for everything :P
The guys legs are too short as mxm said but they are also too thin. Try bulking his legs up and maybe work on lines. Dark shadow knows mor about horses than me so I'll not give any advice on that (leave it to him) Really like it, you've picked the colours well and once it's shading it will look much better
Good choices. Black knight scene in holy grail is good so's the: Witch burning dangerous keep left sign Granny attackers Babie Snatchers Defense from fruit Lobbing the trojan bunny Killer bunny Writer suffers a fatal heart attack bridge of death being arrested at the end The knights who say Brave sir robin ran away those were my juniper bushes The machine that goes "BING" Would you like a wafer mint - Boom! The mnessiah the messhia show us the messahia Etc
Problem is people save thier signatures with weird names like, "abstractgrudgemixeldibloforwardfacinglemonupsidedownonasmallduck" (just an example) It also gets very difficult as it was most likely uploaded using image shack and they have weird name for anything.
There have been many tutorials posted. A pixel is an image which is drawn and shaded with a 1 px brush or pencil. Your best bet is to just draw something in rl, then redraw one pixel at a time in pain or what ever you're using.