Tuning: Drop D
Tune E string down whole step so it resonates with the 4th string.

     Intro
    |----------------|----------------|
    |----------------|----------------|
    |----------------|----------------|
    |---------0------|---------0------|
    |-----3^5--------|-5-5-3^5--------|
    |-----------0~~--|-----------0~---|


      Riff A
    |----------------|
    |----------------|
    |----------------|
    |---------0------|
    |-5-5-3^5--------|
    |-----------0~---|


      Riff B
    |----------------|
    |----------------|
    |----------------|
    |-3-------0------|
    |---5-3^5--------|
    |-----------0~---|


   Play above in order, then play riff A 4 more times and start vocals

  verse: Riff A x4 then


      Riff C
    |----------------|----------------|
    |----------------|----------------|
    |--5-----5--5----|--7-----7--7----|
    |--3-----3--3----|--5-----5--5----|
    |--3-----3--3----|--5-----5--5----|
    |--3-----3--3----|--5-----5--5----|

  Back to Riff A x2

   Then play this:


      Riff D
    |--------|
    |--------|
    |--10-10-|
    |--10-10-|
    |--8--8--|
    |--------|



      Chorus:

          Strum these chords as in the song
    |----------------|----------------|----------------|----------------|
    |----------------|----------------|--7-------------|----------------|
    |--5-------------|--7-------------|--7-------------|--7---5--7------|
    |--3-------------|--5-------------|--7-------------|--7---7--7------|
    |--3-------------|--5-------------|--5-------------|--5---5--5------|
    |--3-------------|--5-------------|----------------|----------------|


   Repeat above first three bars then play this:


    |----------------|----------------|
    |----------------|--7--------7----|
    |-12~-11---9-----|--7--------7----|
    |-12~-11---9-----|--7--------7----|
    |-10~--9---7-----|--5--------5----|
    |----------------|----------------|


  Repeat verse.

  Repeat first part of chorus above. (add 4th bar same as 3rd bar - repeat 4x)

  Arpegiate an A chord alternating 8th and 7th, then do a B5 alternating and arpegiating 
with 7th (2 frets down and back up on the g string).