This is my first tab, i wanted a little intro that fitted the song on acoustic, so i 
to work this out by ear. Hope its useful :) Enjoy

Fireflies
Owl City
Ocean Eyes

Tuning Standard (EADGBE)
Capo 3 - I play the chords with capo 3 and it sounds ok with it on for the intro.

Repeat X2

E------------------|--------------|-----------------------|
B------------------|--------------|-----------------------|
G------------------|--------------|-----------------------|
D-----0-0---0------|-------------0|----0-0------0-0-------|
A---------3---3----|---3-3---3----|--------3--------3-0---|
E-3-------------3--|-3-----3---3--|-3--------3------------|

.... then go into verse.