The Siren
Nightwish - Once[2004]
Bass Tab 

4/4
G|----------------------------|------------|-------------|------------|
D|---(Rest for four measures)-|------------|-------------|------------|
A|----------------------------|------------|-------------|------------|
D|----------------------------|33-333-333-3|33-333-333--3|33-333-333--|

------------|------------------|------------------||-----------|
------------|------------------|------------------||o-----3----|
------------|------------------|------------------||o----------|
-33--333-333|-333-3-3-333-3333-|-333-3-3-333-3333-||-3-3-------|

----------2---|---------|-----------------|----------|-----------2---|
-----3h4---h4-|------3--|-----------------|-------3--|-------3h4--h4-|
--------------|---------|-----2h3---------|----------|---------------|
-33-----------|-3-3-----|--33-------3h2h3-|-3-3------|--33-----------|

---------|---------------||
-------3-|--------------o||
---------|-----2h3------o||
-3-3-----|-33------3h2h3-||

CHORUS (1:04/3:23):

4/4
-----------------|-----------------|-----------------|----------------|
-----------------|-----------------|-----------------|----------------|
-----------------|-----------------|-----------------|----------------|
-3-3-3-3-3-3-3-3-|-3-3-3-3-3-3-3-3-|-3-3-3-3-0-0-3-3-|-3-3-3-3-3-3-3-3|

-----------------|-----------------|------------------|---------------|
-----------------|-----------------|------------------|---------------|
-----------------|-----------------|-------------3101-|---------------|
-3-3-3-3-3-3-3-3-|3-3-3-3-0-0-3-3--|-3-3-3-3-3-33-----|3-3-3-3-3-3-3-3|

-----------------|-----------------|-----------------|----------------|
-----------------|-----------------|-----------------|----------------|
-----------------|-----------------|-----------------|----------------|
-3-3-3-3-3-3-3-3-|-3-3-3-3-0-0-3-3-|-3-3-3-3-3-3-3-3-|-3-3-3-3-3-3-3-3|

-----------------|-----------------|-----------------|
-----------------|-----------------|-----------------|
-----------------|-----------------|---------4-4-4-4-|
-3-3-3-3-3-3-3-3-|-3-3-3-3-0-0-3-3-|-1-1-1-1---------|

INTERLUDE (1:36)

4/4                18X  Keyboard Solo:     8X         Repeat until 2:25
-------------------|||---------------------|||--------------------||
------------------o|||o-------------------o|||o------------------o||
------------------o|||o-------------------o|||o------------------o||
-3-3-3-3-3-3-3-3---|||----0-0-0-0-0-0-0-0--|||--3-3-3-3-3-3-3-3---||
(Improvised Rhythm from 1:36 to 2:25)

At 3:04:      16X                           Repeat Chorus
G||-----------||-------------|---------------||
D||o---------o||-------------|---------------||
A||o---------o||-------------|---------------||
D||--3-3-3-3--||/15-15-15-15-|-15-15-15-15---||