This is a great song that hasn't been tabbed yet, so here's my interpretation.
Bassline for:
"One For the Razorbacks"
Green Day - Kerplunk


Intro:

  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-0-----0---------|-----------------|-------5---------|
D-----------0-2h3-|-----------3-2p0-|-----------2-3p2-|-3---------------|
A-3---------------|-----------------|-3-----3---------|-----------------|
E-----------------|-----------------|-----------------|-----------------|

  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-0-----0---0-2h4-|-5---------------|-----------------|
D-----------0-2h3-|-----------------|-----------------|-----------------|
A-3---------------|-----------------|-----------------|---3-3-3-3-3-3-3-|
E-----------------|-----------------|-----------------|-----------------|

Verse: 
  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-----------------|-----------------|-----------------|
D-----------------|-----------------|-----------5---3-|---3-3-3-3-3-3-5-|
A-3---3-3---3-3-0-|---------------0-|-3---3-3-3-------|-----------------|
E-----------------|-3---3-3---3-3---|-----------------|-----------------|
                                                       _1st ending_______
  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 + / 1 + 2 + 3 + 4 +
G-----------------|-----------------|-----------------|-----------------|
D-----------------|-----------------|-----------------|-----------------|
A-3---3-3-3-0-----|-------------3-5-|-3---3-3-3-3-3-3-|-3---------------|
E---------------3-|---3-3-3-3-3-----|-----------------|---3-3-3-3-3-3-3-|
                                                          \_palm mute_/
         
                                                       _2nd ending_______
                                                      / 1 + 2 + 3 + 4 +
                                                      G-----------------|
                                                      D-----------------|
                                                      A-3-3-3-3-3-3-3-3-|
                                                      E-----------------|

Chorus:

  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-----------------|-----------------|-----------------|
D---------------3-|---3-3-3---3-3p2-|-----------------|-----------------|
A-----------------|-----------------|-3---3---3-3-3-3-|---3-3-3-3-3-3-0-|
E-3---3---3-3-3---|-----------------|-----------------|-----------------|      

  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-----------------|-----------------|---------0-------|
D---------------3-|---3-3-3---3-3p2-|-----------------|-----2h3---3-2---|
A-----------------|-----------------|-3---3---3-3-3-3-|---3-----------3-|
E-3---3---3-3-3---|-----------------|-----------------|-----------------|

  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-----------------|-----------------|-----------------|
D---------------3-|---3-3-3---3-3p2-|-----------------|-----------------|
A-----------------|-----------------|-3---3---3-3-3-3-|---3-3-3-3-3-3-0-|
E-3---3---3-3-3---|-----------------|-----------------|-----------------|

  1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +   1 + 2 + 3 + 4 +
G-----------------|-----------------|-----------------|-----------------|
D---------------3-|---3-3-3---3-3p2-|-----------------|-----------------|
A-----------------|-----------------|-3---3-3-3-3-3-3-|-3-3-3-3-3-------|
E-3---3---3-3-3---|-----------------|-----------------|-----------------|


tabbed by: Daniel Carraway