Son of a Preacher Man was never recorded by Janis Joplin. Not in the studio, not live, now anywhere. I doubt she would even have hummed along to it
Why don't you remove this error from your site. It perpetuates an Internet and urban legend that is simply not true
Janis would roll over in her grave if she knew..
HOW DO YOU KNOW? HAVE YOU TALKED TO HER LATELY?