Ok, since everyone seems to be having trouble trying to tab this i'll do it myself. Its drop D!!!!
Not that hard!
I see all this weird bending stuff, NO! It's simple.
Think... "Cobain plays by ear and was self taught," it's going to be as simple as possible.
I'm Positive This Is Correct!

DROP D!!!
 
Intro

e|--------------------------------------------------------------|
b|--------------------------------------------------------------|
g|--2/3~~~~~~---------------------------------------------------|
d|----------------------0--4--3----0--4--3--4p3---0--4--3-------|
a|----------------------0--4--3----0--4--3--4p3---0--4--3-------|
D|----------------------0--4--3----0--4--3--4p3---0--4--3-------|


Verse

e|--------------------------------------------------------------|
b|--------------------------------------------------------------|
g|--------------------------------------------------------------|
d|--0--3--4--3h4p3p0--4--3--------------------------------------|
a|--0--3--4--3h4p3p0--4--3--------------------------------------|
D|--0--3--4--3h4p3p0--4--3--------------------------------------|


Chorus

e|--------------------------------------------------------------|
b|--------------------------------------------------------------|
g|--------------------------------------------------------------|
d|---5-5-5-5--8-8-8-8-------------------------------------------|
a|---5-5-5-5--8-8-8-8-------------------------------------------|
D|---5-5-5-5--8-8-8-8-----0-3-2-1-0-1-2-3-0-3-2-1-0-1-0---------|


Solo

e|--------------------------------------------------------------|
b|--------------------------------------------------------------|
g|--1-0-1-0-1-0-1-0---11p9p0--10p8p0--11p9p0--10p8p0------------|
d|--------------------------------------------------------------|
a|--------------------------------------------------------------|
D|--------------------------------------------------------------|

Thats pretty much it. Enjoy

Dan the happy tabber