Song : Sk8er boi
Artist : Avril Lavigne

Riff 1 
G---------------------------------------------------
D---------------------------------------------------
A-55555555---------------------------------------
E-------------55555555-77777777-6666-5555

Riff 2 
G-------------------------------------------------
D-------------------------------------------------
A-55555555-------------------------------------
E-------------55555555-77777777-66666666

G--------------------------------------------------
D--------------------------------------------------
A-55555555--------------------------------------
E------------55555555-77777777-88888888

Riff 3                                   2nd & 4th time add this	
G--------------------------------------|---------
D--------------------------------------|---------
A------------33333333-11111111-00000000|-11111111
E-11111111-----------------------------|---------

Riff 4 
G------------------------------------------------------------------------------
D-0000000000000000-------------------------------------------------------------
A------------------------------------------3333333333333333-11111111-0000--5555
E-------------------------1111111111111111-------------------------------------

Riff 5
G-----------------------------------
D-----------------------------------
A-55---------------55---------------
E-----55-77-88-765-----55-77-88-73-

Riff 6
G----
D----
A-1--
E----

And the order is : 
Riff 1x2
Riff 2x2
Riff 3x2
Riff 2x2
Riff 3x4
Riff 1x2
Riff 4x2
Riff 5x1
Riff 3x4
Riff 6x1