Song : Coming Clean
Artist : Green Day
Album : Dookie
Tuning : Half Step Down
Tabbed By : Simoun Monzon (monzon_simoun@yahoo.com)

There's a LOT of Bass tabs that you can find here in this site they're pretty good for beginners 
but it's not the correct way playing Coming Clean ... I tabbed this using the BASS 
TRACK like I did in my
  past contributions .. so I'm Sure it's 100% Correct

1st Verse

Gb|----------------------------------------------|
Db|-----------------------------------------6--6-|
Ab|--2~------------2-22-2-2-22-4-2-1-------------|
Eb|--------4~-------------------------4-44-4-04--|

Chorus 1

Gb|-----------------------------------------------|
Db|-----------------------------------------------|
Ab|-----------------------------------------------|
Eb|--22222222222-00000000-2022222222222-000000000-|

2nd Verse 

Gb|------------------------------------------------------------------|
Db|------------------------------------------------------------6--6--|
Ab|--2-22-2-2-22-4-2-1----------------2-22-2-2-22-4-2-1--------------|
Eb|--------------------4-44-4-4-44466--------------------4-44-4-04---|


Chorus 2

Gb|-----------------------------------------------------------------|
Db|----4-4---4-44640-----------------4-4---4-44640------------------|
Ab|---------------------2-1-2-1-21---------------------2-1-2-44-----|
Eb|--22-2-222-------0000-----------22-2-222--------0000-------------|

Solo

Gb|---------------------------------------4--------------------------->
Db|------------------------6------------------------------------6--6-->
Ab|--2-22-2-2-22-4-2-1----------------2-22-2-2-22-4-2-1--------------->
Eb|--------------------4-44-4-4-44466---------------------4-44-4-04--->


>-----------------------------------------------------------------|
>----4-4---4-44640-----------------4-4---4-44640------------------|
>---------------------2-1-2-1-21---------------------2-1-2-44-----|
>--22-2-222-------0000-----------22-2-222--------0000-------------|

3rd Verse 

Gb|------------------------------------------------------------------|
Db|------------------------------------------------------------6--6--|
Ab|--2-22-2-2-22-4-2-1----------------2-22-2-2-22-4-2-1--------------|
Eb|--------------------4-44-4-4-44466--------------------4-44-4-04---|

Chorus 3 and Outro

Gb|-------------------------------------------------------------------|
Db|----4-4---4-44640-----------------4-4---4-44640--------------------|
Ab|---------------------2-1-2-1-21---------------------2-1-2-44-2~----|
Eb|--22-2-222-------0000-----------22-2-222--------0000---------------|

CONGRATULATIONS!! YOU JUST PLAYED COMING CLEAN BY GREEN DAY IN
BASS,SHORT BUT AWESOME SONG HOPE THIS HELPS!!