I love this song. I couldn't find any chords for the full version, so I did my own.

Here's a little suggestion: If you play this on an acoustic, form the full 
chord as if it were being played on the first string, like if it's an A, 
have it be 002200, or C# 446644. It works really well,and makes it sound 
more chorusy, I think.

Fm (133111@1)    G# (xx1114@1)           G (320003@1)         C (x32010@1) Fm (133111@1)  He's gonna take you back to the past
   G# (xx1114@1)            G (320003@1)             CTo (x32010@1)play the shitty games that suck ass
            G# (xx1114@1)         D#He'd (x43121@3)rather have a buffallo
       F (133211@1)      D# (x43121@3)        C#Take (x43121@1)a diarrhea dump in his ear
            G# (xx1114@1)           D#He'd (x43121@3)rather eat the rotten asshole
                 F (133211@1)       D# (x43121@3)         C#Of (x43121@1)a road killed skunk and down it with beer
         G# (xx1114@1)       D# (x43121@3)            C#He's (x43121@1)the angriest gamer you've ever heard
         G# (xx1114@1)     D# (x43121@3)  C#He's (x43121@1)the Angry Nintendo Nerd
         G# (xx1114@1)   D# (x43121@3)      C#He's (x43121@1)the Angry Atari Sega Nerd
         G# (xx1114@1)  D# (x43121@3)       FmHe's (133111@1)the Angry Video Game Nerd

Fm (133111@1)name="chord_xx1114@1">G#              G (320003@1)     C (x32010@1)name="chord_133211@1">F
     When you turn on the TV
     G# (xx1114@1)              G (320003@1)      CMake (x32010@1)sure it's tuned to channel three
                 G# (xx1114@1)             D#He's (x43121@3)got a nerdy shirt and a pocket pouch
              Fm (133111@1)           C#Although (x43121@1)I've never seen him write anything down
                G# (xx1114@1)               D#He's (x43121@3)got a powerglove and a filthy mouth
               Fm (133111@1)           D# (x43121@3)             C#Armed (x43121@1)with his zapper he will tear these games down
         G# (xx1114@1)       D# (x43121@3)            C#He's (x43121@1)the angriest gamer you've ever heard
         G# (xx1114@1)     D# (x43121@3)  C#He's (x43121@1)the Angry Nintendo Nerd
         G# (xx1114@1)   D# (x43121@3)      C#He's (x43121@1)the Angry Atari Sega Nerd
         G# (xx1114@1)  D# (x43121@3)       FmHe's (133111@1)the Angry Video Game Nerd

A# (x1333x@1)                  C# (x43121@1)             C (x32010@1)  He plays the worst games of all time
                      D# (x43121@3)              A#They're (x1333x@1)horrible abominations of mankind
                 C# (x43121@1)             C (x32010@1)
They make him so mad he could spit
                D#(Strum (x43121@3)once)
Or say cowabunga

N.C.
Cowa-fuckin'-piece'a dog shit

Fm (133111@1)    C# (x43121@1)            G (320003@1)            C (x32010@1) Fm (133111@1)  They rip you off and don't care one bit
    C# (x43121@1)          G (320003@1)              CBut (x32010@1)this nerd, he doesn't forget it
            G# (xx1114@1)                     D#Why (x43121@3)can't a turtle swim? Why can't I land the plane?
           Fm (133111@1)                D# (x43121@3)        C#They (x43121@1)got a quick buck for this shitload of fuck
               G# (xx1114@1)                           D#The (x43121@3)characters names are wrong. Why's the password so long?
              Fm (133111@1)     D# (x43121@3)    C#Why (x43121@1)don't the weapons do anything?
         G# (xx1114@1)       D# (x43121@3)            C#He's (x43121@1)the angriest gamer you've ever heard
            G# (xx1114@1)            D# (x43121@3)             C#These (x43121@1)games suck so bad, he makes up his own words
         G# (xx1114@1)          D# (x43121@3)       C#He's (x43121@1)the angriest most pissed off gaming nerd
         G#He's (xx1114@1)the Angry...
 D#Atari (x43121@3)D#Amiga (x43121@3)D#CDI (x43121@3)D#Colecovision (x43121@3)D#Intellivision (x43121@3)D#Sega (x43121@3)D#Neo (x43121@3)Geo
D#Turbo (x43121@3)Grafix 16
D#Odyssey (x43121@3)D#3DO (x43121@3)D#Commodore (x43121@3)D# (x43121@3)     C#Nintendo (x43121@1)Nerd
         G# (xx1114@1)  D# (x43121@3)       G#He's (xx1114@1)The Angry Video Game Nerd