The Devil Wears Prada - Still Fly guitar cover

This is my guitar cover of Still Fly!!
by The devil Wears Prada
I hope you like it ;D
Gear:
Guitar Cort X-11
Laney 65r 65 W
Boss me-70
Flip mino
imovie 11

[@bob3063v]

How do you strum 3 really fast put hit 3 at a time? I'm trying to learn it and their are a lot of those open notes.