yes, it was 'doctored' by some rotound, wrinkley, little f**ker with no hair who gestation took 38 years, 9 months and 2 weeks to the day exactly!
The acetate originally, I believe, was discovered with an other Abtone studio disc of 'Tea House In China Town' by Tommy Knight. Since the vocal sounded almost the same, it was also attributed to Tommy Knight too.