the youtube uploader FortunateDegree must love 'Polk Salad Annie' song an awful lot. This is his fifth video, four of them 1974 including the long 24 minute compilation.https://www.youtube.com/watch?v=OAbQToQtNw4
These two concerts are from November of 1970. In these concerts, Elvis performed a fantastic version of Polk Salad Annie. The energy is unmatched.
The audio of this concert is from November 12, 1970.
The two concerts are from November 12 and November 15, 1970.
All credit goes to EWJ, and the ones who filmed these concerts.