Apart from the intro (more than two different notes), the rest of the song is very simple.

intro
G|---------------------|
D|---------------------|
A|---2-0-0----0------- |x2
E|-----------3----3-0--|

*on second time, let the E ring

verses/chorus/solo
G|----------------------|
D|----------------------|
A|----------------------|
E|--0-0-0-0-0-0-0-0-----|

pre-chorus
G|------------------------|
D|------------------------|
A|------------------------| x4
E|-3-3-3-3-5-3-3-5-5-3-0--|