Joseph Arthur ? Spacemen

I wish people would tab out more of his songs. I feel like I?m the only one doing it. 
this is how he plays Spacemen, of course with some hammer-on?s on G and D. Anyone know how 
play the lead (electric)? Please post. Thanks! Enjoy!

Standard Tuning
No capo

    G  C  D  A7
e|--3--0--3--0--|
B|--3--1--2--2--|
G|--0--0--3--0--|
D|--0--2--0--2--|
A|--2--3--0--0--|
E|--3-----------|

Verse

G                               D
  Wake up sister    Sister come on
                    A7                             D
  You know it?s for you          You know it?s for yoooooooooou
G                                  D
  Come on brother     give us your song
                   A7                          D
  It?s all you can do         It?s all you can dooooooooooo

Chorus

C               G                        D
  Here come the space men     out of the sky   ahhhhhhhhh    ahhhhhhhhh
C               G                        D
  Here come the space men     out of the sky   ahhhhhhhhh    ahhhhhhhhh

(Play G a few times)

G                                   D
  So come on mother    You could be wrong
                  A7                       D
  In fact now you are     the light in the star
G                                  D
  Come down father    you could be strong
                  A7                       D
  In fact now you are     the light in the star


Chorus

C               G                        D
  Here come the space men     out of the sky   ahhhhhhhhh    ahhhhhhhhh
C               G                        D
  Here come the space men     out of the sky   ahhhhhhhhh    ahhhhhhhhh