yo this is my first tab eva. so dont complain.
but i've tried this so many times to get this rite and finally it sounds decent. Eminem-Till i collapse

 |-------Repeat over-----------|
e|-44444-2-4-5-4----44444-2-4-0|-------|
B|2----------------2-----------|4-0-2--| end of intro add this
G|-----------------------------|-------|
D|-----------------------------|-------|
A|-----------------------------|-------|
E|-----------------------------|-------|

This is the main riff, through out the song, but for the intro play the riff twice over then add the extra. Please Rate this...Thankz