Having An Average Weekend Kids In The Hall Theme

I've played this a couple of times and it sounds right

intro
--------------------------|                         
------------0-3-0---0-----|                         
-0---0------------2-------|    Repeat Several Times 
---0---0-2-------------2--|                         
--------------------------|                         
--------------------------|                         


Riff 1
G           G
-3----------3------|             
-3----------3------|             
-0--2-4-2-0-0------|     4 Times 
-0----------0------|             
-2----------2------|             
-3----------3------|             


Riff 2
D           Em
-2----------0-----------|           
-3----------0-----------|           
-2----------0-----------|   3 Times 
-0---0------2-----------|           
---2---2-0--2-----------|           
------------0-2-3-5-----|           

Riff 3
--------------------------------------|                                 
--------------------------------------|                                 
--------------------------------------|    4 times, but on the 4th time 
--------------------------------------|    do this:                     
--2-3-2-3-2-3-2-----2-3-2-3-2-3-2-----|                                 
----------------3-----------------3---|                                 

                                           D -----------------2-2-2-2-0--------| 
                                           A --2-3-2-3-----------------2-0-----| 
                                           E ----------------------------------| 

                                                   End on G