This is the Volcano Bass Tab by Damien Rice.  
I haven't seen to many of them out there, so I figured I'd give it a go.

This was a quick one, so hopefully you can get the hang of it quickly.
Some variations on the hammer ons and pull-offs.



G-------------|-------------|
D-------------|-------------| x2
A----7-x4----|----3-x4----|
E-0h5------3^0|-0h1------0h3|


G------------|------------|     G------------|------------|
D------------|------------| x2  D------------|------------| x2
A-------x4---|-------x4-x-|     A-------x2---|-------x2-x-|
E-3h5-5---3^0|-0h1-1----x-|     E-3h5-5---3^0|-0h1-1----x-|

 
G-------------|-------------|     G-------------|-------------|
D-------------|-------------| x4  D-------------|-------------| x2
A----7-x2----|----3-x2----|     A----7-x4----|----3-x4----|
E-0h5------3^0|-0h1------0h3|     E-0h5------3^0|-0h1------0h3|


G------------|------------|     G----------|----------|
D------------|------------| x2  D----------|----------| x2
A-------x4---|-------x4-x-|     A-------x2-|-------x2-|
E-3h5-5---3^0|-0h1-1----x-|     E-0h3-3----|-0h1-1----|


G-------------|-------------|
D-------------|-------------| x4
A----7-x2----|----3-x2----|
E-0h5------3^0|-0h1------0h3|


G---------|
D---------|x2
A-3-2-0---|
E-------1-|



Then no bass for a couple bars.


G-------------|-------------|
D-------------|-------------| x2
A----7-x4----|----3-x4----|
E-0h5------3^0|-0h1------0h3|




Good Luck, comments are always welcome: alan_cantin@hotmail.com