The song starts of with just pianos and stuff, and then you start off with:
e|-----------------------------------------------------|
B|-----------------------------------------------------|
G|-------------66666666--------------------------------|
D|----66666666-66666666-444444-6-666-22222222-77777777-|
A|----66666666-44444444-444444-6-666-22222222-77777777-|
D|----66666666----------444444-6-666-22222222-77777777-|
The chorus is pretty much the same thing, just a bit slower.
CHORUS:

e|----------------------------------|
B|----------------------------------|
G|---------6666---------------------|
D|----6666-6666-444-6-666-2222-7777-| (x2)
A|----6666-4444-444-6-666-2222-7777-|
D|----6666------444-6-666-2222-7777-|

The pre-chorus is just the piano again.
Right before the chorus, play:
e|-------------|
B|-------------|
G|-------------|
D|----11111111-|
A|----11111111-|
D|----11111111-|
       ....... P.M.

Then add this to the end of the chorus:
e|----------------------------------|
B|----------------------------------|
G|----------------------------------|
D|----99999999-2222-7777-99999999-1-|
A|----99999999-2222-7777-99999999-1-|
D|----99999999-2222-7777-99999999-1-|

SOLO:
e|-----------------------------------------11b-14-13-14-13-14-15b-|
B|----99----77---------------9-----9-11-12------------------------|
G|-------88----66-66-44-6-66---8-8--------------------------------|
D|----------------------------------------------------------------| (x2)
A|----------------------------------------------------------------|
D|----------------------------------------------------------------|

After the solo play:
e|-----------------------|
B|-----------------------|
G|-----------------------|
D|----66666666-444-6-666-| (x3)
A|----66666666-444-6-666-|
D|----66666666-444-6-666-|

Then after the third time play:
e|-------------------|
B|-------------------|
G|-----------------6-|
D|----66666666-444-6-| 
A|----66666666-444-4-|
D|----66666666-444---|

Then repeat the chorus 4 times. Add this to the end:
e|-----------------------|
B|-----------------------|
G|-----------------------|
D|----99999999-2222-7777-| (x2)
A|----99999999-2222-7777-|
D|----99999999-2222-7777-|

e|------------------------|
B|------------------------|
G|------------------------|
D|----55555555-77777777-9-|
A|----55555555-77777777-9-|
D|----55555555-77777777-9-|