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