These are the tabs he uses in live perfomances and in the video

standard tuning

Intro
-------
-------
-3-4-5-
-3-4-5-
-1-2-3-

Main Riff
---------------------------------
---------------------------------
---------------------------------
5-5-5-5-5\3-3-3/5-5-5-5-5\3-3-3/5  Mute all strings after last chord
5-5-5-5-5\3-3-3/5-5-5-5-5\3-3-3/5
3-3-3-3-3\1-1-1/3-3-3-3-3\1-1-1/3

Chorus A
-----------------
-----------------
-----------------
-9-9-9-9-7-7-7-7-
-9-9-9-9-7-7-7-7-
-7-7-7-7-5-5-5-5-

Chorus B
-----------------
-----------------
-----------------
-6-6-6-6-4-4-4-4-
-6-6-6-6-4-4-4-4-
-4-4-4-4-2-2-2-2-

Order (With Lyrics)

Whatever!
Intro x1
Main Riff x1
I went down to the beach and saw Kiki, she was all like 'eww' and I'm all
 like 'Whatever!'
Intro x1
Main Riff x1
Then this chick comes up to me and all like 'hey aren't you that dude..' and I'm
 all like 'yeah, Whatever!'
Intro x1
Main Riff x1
Then later I'm at the pool hall and this girl comes up and she's all like 'aww'
 and I'm all like 'yeah, Whatever!'
Intro x1
Main Riff x1 
Chorus A x1 Coz this is my United States of Whatever!
Main Riff x1
Chorus B x1 And this is my United States of Whatever
Main Riff x1
Chorus A x1 And this is my United States of Whatever
Main Riff x1
And then, it's 3am I'm on the corner wearin my leather, the dude comes up and
 he's like 'Hey Punk!' and I'm like 'yeah, Whatever!'
Intro x1
Main Riff x1
Then I'm throwin dice in the alley, Officer Leroy comes up and he's all like 'Hey
 I thought I told you..' and I'm like 'yeah, Whatever!'
Intro x1
Main Riff x2 (Don't mute strings after first play, just run into second play
 smoothly)
Then up comes Zafo and I'm all like 'yo Zafo what's up' and he's like 'nothin'
 and I'm like 'that's cool'
Chorus A x1 Coz this is my United States of Whatever
Main Riff x1
Chorus B x1 And this is My United States of Whatever
Main Riff x1
Distorted slide to end

| /  slide up
| \  slide down
| h  hammer-on
| p  pull-off
| ~  vibrato
| +  harmonic
| x  Mute note