Shame that man.

If your having problems with the numbers of polys for your model and UV mapping it heres a tip, Go into Zbrush and to the lowest level of subdivisions, export this model out as a...

He's looking better, definatly, but at the moment his Clothes dont really fall right, might be his body underneth his clothes, its looking better but I reckon that if you gather some reference images...

By the looks of it your using Zbrush 3, if you delete the shirt, adjust the body then use a mask to form the shirt and then use the mesh extraction tool, you'll get you shirt back in no time, all be...