I've found a similar tab but I don't think it's got it quite right. I posted a 
correction, but there was quite a bit to change, so here's my version.

Capo on 1st

CmWho (x3101x@1)are you?
A# (x1333x@1)     F(or (133211@1)F/A) (x03211@1)Why, oh, why?
CmWho (x3101x@1)are you?
A# (x1333x@1)                    GmNow (355333@1)that we are through       x5

AmWho (x02210@1)are you?
G (320003@1)     D(or (xx0232@1)D/F#) (200232@1)Why, oh, why?
AmWho (x02210@1)are you?
G (320003@1)                      EmNow (022000@1)that we are through       x5

D#mWho (xx4342@1)are you?
C# (x43121@1)     G#(or (xx1114@1)G#/C )
Why, oh, why?
D#mWho (xx4342@1)are you?
C# (x43121@1)                     A#mNow (x13321@1)that we are through       x2

CmWho (x3101x@1)are you?
A# (x1333x@1)     F(or (133211@1)F/A) (x03211@1)Why, oh, why?
CmWho (x3101x@1)are you?
A# (x1333x@1)                    GmNow (355333@1)that we are through       x5

D#mWho (xx4342@1)are you?
C# (x43121@1)     G#(or (xx1114@1)G#/C )
Why, oh, why?
D#mWho (xx4342@1)are you?
C# (x43121@1)                     A#mNow (x13321@1)that we are through       fade to end