Pretty easy song. If you want to play it in the same octave as the piano, just tune your 
string down to C.

e|---------------------------------------------|
B|---------------------------------------------|
G|---------------------------------------------|
D|-9----2----9----2------4--5------------------|
A|-----------------------------3---0------5----|
C|-7----0----7----0------7-----0------7---0----|

Enjoy.