This is the version actually posted by Cas Haley on his web site. Hope you like it, 
be 100% accurate.

C#
Giant steps are what we take,

Bb
walking on the moon

C#
I hope my legs don't break

Bb
Walking On The Moon

repeats until chorus

Chorus

Ab Eb
Some, may say

Bb F#m
I wish my days away

Repeat then back to the verse...

Enjoy!