You might be able to get the complete lyrics by transcribing them from the video at YouTube (which Skipy mentioned above) of Rocky and the Champagne Hillbillies (from the old Lawrence Welk TV show) singing SAGEBRUSH SADIE.

I'd do it, but my home computer really can't handle videos. My computer at work handles them just fine, but there, I have the problem of actually needing to get some work done.