This is the song Elegy of Emptiness from The Legend of Zelda: Majora's Mask. This song 
was popularized by the BEN DROWNED (Haunted Majora's Mask) creepypasta by Jadusable.

e------------------------------------|
B------------------------------------|
G------------------------------------|
D------------------------------------|
A-0-2-0---0-5-2----------------------|
E-------1----------------------------|

Enjoy, and remember, you shouldn't have done that.

~Smithy