Artist: Bowling for soup
Song: Summer of '69 bass tab    

riff 1:
g--------------------
d--------------------
a-5--5------5--5-----
e------5--5------5*--

riff 2:
g----------------------------------
d----------------------------------             
a-5555555555555557-----------------
e------------------5555555555555555

riff 3:
g------------------------------------
d------------------------------------     
a-------------------55555555---------
e-77777777-55555555----------33333333

riff 4:
g------------------------
d------------------------
a------------------------
e-77777777-5*------------

riff 5:
g----------------------------------
d----------------------------------                
a-5555555555555555-----------------
e------------------5555555555555555

riff 6:
g--------------------------------------
d--------------------------------------
a----------11111111-33333333-11111111--
e-11111111-----------------------------

riff 7:
g--------------------------------------
d--------------------------------------
a----------11111111-3333333333333333---
e-11111111-----------------------------

riff 8:
g--------------------------------------
d--------------------------------------
a-5*--------5*-------------------------
e------5*--------5555555555555555------

song order:
riff 1 x 1
riff 2 x 2
riff 3 x 2
riff 4 x 1
riff 5 x 2
riff 2 x 2
riff 3 x 2
riff 4 x 1
riff 5 x 2
riff 6 x 1
riff 7 x 1
riff 8 x 1
riff 2 x 2
riff 3 x 2
riff 4 x 1
riff 2 x 4
riff 5 x 2
finish with A5

Hope this helps:
Wendell t. wolf