They are Kelly s, although he claims the black mark is the result of a spider bite, I think it's due to ulceration from injections causing veins to collapse and hence poor circulation. A common problem for needle abusers. Check the link
i think he got the junkie itches and scratched a chunk outta his shin...i knew people that were super addicted to oxy, and they would scratch just as bad as a tweaker (meth-user).