this is afi's acoustic version of rio on their radio one session
e|-7-7--8-8--5-5--8-8------------|
b|-8-8--8-8--5-5--8-8------------|
g|-------------------------------|
d|-------------------------------|
a|-------------------------------|
e|-------------------------------|
e|-0--2--2--0--------------------|
b|-0--4--3--2--------------------|
g|-1--4--2--2--------------------|
d|-2--4--0--2--------------------|
a|-2--2-----0--------------------|
e|-------------------------------|
thats it I'm pretty sure its 100% correct