Song is in drop d.
I noticed there was a tab for this but it was kind of jumbled, inaccuracies here 
and there. Here's what I heard. I'm 100% sure this is correct.

  Q  Q.  e  e  e   Q Q Q Q    Q e e e     e e   Q Q Q q
|----------------|----------|-----------------|----------|
|----------------|----------|-----------------|----------|
|----------------|----------|-----------------|----------|
|----------------|-------3b-|-----------------|-------3b-|
|-----------3--4-|-5-5-5----|-5-5-3-5-----3-4-|-5-5-5----|
|-------(0)------|----------|---------(0)-----|----------|

  Q Q.  e  e e   e e e e    Q e e e  e  e e
|--------------|----------|-----------------|
|--------------|----------|-----------------|
|--------------|----------|-----------------|
|--------------|-------3b-|-----------------|
|-5--------3-4-|-5-5-5----|-5-5-3-5-----3-4-|
|------(0)-----|----------|---------(0)-----|

  Q Q Q Q    e e Q e e e e
|----------|---------------|
|----------|---------------|
|----------|---------------|
|-------3b-|---------------|
|-5-5-5----|-5-3-5-5---3-4-|
|----------|---------0-----|

Also note, simple small variations of this are used throughout the verses as well.