xThis song is played on the piano, but transposes to the guitar easily. There is really one main line in the song. So yeah, standard tuning with a D G A structure and it leaves lot of openings for you to add your own little things to it. He adds a little something and there and there's no sense writing it all down, so you figure it out. Main riff: e|---------------------| B|-3----------1---(3)--| G|-----2--0------2-----| D|-0-------------------| A|---------------0-----| E|--------3------------| Sometimes he adds on this little riff to the end of the main riff: e|---1-0-| B|-1-----| G|-------| D|-------| A|-------| E|-------|