The problems include early pedestrian rigging (noticeable when replacing CJ), uncorrected hair and ears (about the ears, if I do them right, it will look like an elf).
Instruction: Use modloader or do it the old fashioned way, using your trusty IMG/txd editor. trusty IMG/txd editor.
Authorship/Acknowledgments:
UnitedMel for the light blue jeans texture;
Rockstar Games for the BFYST alpha model/texture and the texture from the standard SWFYST texture;
Ubisoft for inspiration;
Tara Kemp for inspiration.
You can do whatever you want with it. Just don't mix it with a virus or anything like that.