this is played throughout the entire song:
e|--------------------------------|
B|-----1-----1------1------1------|
G|--3-----3-----1------0----------|
D|--------------------------------|
A|--------------------------------|
E|--------------------------------|
e|--------------------------------|
B|-----1-----1------1------1------|
G|--3-----3-----1------1----------|
D|--------------------------------|
A|--------------------------------|
E|--------------------------------|