This is a pretty straightforward, yet awesome song. Song is in Standard Tuning.
Each chord represents one measure of playing.
Verse progression:
G D C G (x2)
D G C D
G D C G
Chorus progression:
D G C G (x2)
Extended chorus progression:
D G C G (x2)
C G
C C
G G
Song structure:
Verse
Verse
Chorus
Verse (instrumental)
Verse
Chorus
Extended Chorus