System of a down "Know"
Transcribed by: Kevin Erickson

Tuning: Down 1 step, Dropped D
CGCFAD

Listen to the CD to get the right timings and what not but rather than that everything is right, sounds good.  I love this song, it'll get anyone off!

Intro
D|------|--------------------
A|------|--------------------
F|------|--------------------  Play 4x
C|-12/--|-0--8-8--0--88------
B|-12/--|-0--8-8--0--88------
C|-12/--|-0--8-8--0--88------


------------------|---**-*-**-*-**-*-****-**-*-**-*-**-*
------------------|----*=10th fret----------------------
------------------|-------------------------------------
----888----44-----|-------------------------------------
----888----44-----|-------------------------------------
--0-888-0--44-----|-------------------------------------
"..Cursed Earth..."

Before verse
----------------
----------------
----------------
--0-0-0-3-------
--0-0-0-3-------
--0-0-0-3-------

Verse
---------------
---------------
---------------
---------------
--0-0--0-3-----
---------------
Palm muted

Chorus
--------------------------------
--------------------------------
--------------------------------  The 3rd time you do this you don't play
-0-2--3-3333---0-2--3--xxxxx----  the mutes at the end.
-0-2--3-3333---0-2--3--xxxxx----
-0-2--3-3333---0-2--3--xxxxx----
"...Know you never think you know...."

After 2nd Chorus
--------|------------------------
--------|------------------------
--------|------------------------
-x-xx-x-|-0-0-000000000-00000----
-x-xx-x-|-0-0-000000000-00000----
-x-xx-x-|-0-0-000000000-00000----

Then...
------------------------
------------------------
------------------------
--------10----10--------
--------8-----8---------
-0----------------------


-----------------------------------------------------
-----------------------------------------------------
-----------------------------------------------------
-----------------------------------------------------
-----------------------------------------------------
-0-0-0000000000---3-3-3-3333333333333----------------

Finally..
----------------------------------------------------
----------------------------------------------------
----------------------------------------------------
-0-0-00000000000--3-3-3333333333333-----------------
-0-0-00000000000--3-3-3333333333333-----------------
-0-0-00000000000--3-3-3333333333333-----------------
"...Don't ever try to fly....."

That's everything you need to know now just put them all 
together and play the song.