intro(pre chorus):
e ------------------------------|
b ------------------------------|
g ------------------------------|
D 3-3-3-/-7-5-5-5-/-7-7-7--4-4-| 3x
A 5-5-5-/-5-3-3-3-/-5-5-5--2-2-|
E ------------------------------|
e ------------------------------|
b ------------------------------|
g ------------------------------|
D 5-5-5-5-/-7-(7)---------------| 1x ( ) means change from pre chorus to
A 3-3-3-3-/-5-(5)---------------| chorus stroke as many times as
E ------------------------------| needed (not fin yet)