Note: there is someone called Beyonce Knowles. Go to www.beyonceonline.com

This is the whole song. Sorry might take you a while before you recognise it.
Listen to the full song to work it out but you should've heard it by now!
Standard tuning (EADGBE)

Intro 
E-----0-1-3-1-----0-1-3-5-
B-3-3---------3-3--------- repeat
G-------------------------
D-------------------------
A-------------------------
E-------------------------

Second part (oh oh oh no no no)
B-3--3--3--------3---3---3---------
G--2--2--2-2-2-2---2---2---2-2-3-2- repeat
G----------------------------------
D----------------------------------
A----------------------------------
E----------------------------------

Repeat Intro

Verse
E-------------0-------------------0-------
B-3-3-3-1-3-3---1-1-1-3-3-3-1-3-3---1-1-3- repeat
G-----------------------------------------
D-----------------------------------------
A-----------------------------------------
E-------------------------


E-3-3-1-1-0-0-0-0-----------
B-----------------3-1-3-1-3- repeat
G---------------------------
D---------------------------
A---------------------------
E---------------------------

E-8-8-6-6-5-5-5-5-3-1-3-1-3-3-3-1-1-0-0-0-0-----------
B-------------------------------------------3-1-3-1-3-
G-----------------------------------------------------
D-----------------------------------------------------
A-----------------------------------------------------
E-----------------------------------------------------

E-------0-------
B-1-1-3---1-1-3- repeat
G---------------
D---------------
A---------------
E---------------

Chorus
E-1-1-1-1---1-1-3---
B---------3-------3- repeat 4 times
G-------------------
D-------------------
A-------------------
E-------------------

If you get confused it's not hard. Just follow this and you're sure to get it right!

Intro
2nd part
Intro
Verse
Chorus
2nd part
Verse
Chorus

It's something like that. Sorry if it's wrong cos I'm not entirely sure. Have some fun!!