New Orleans style
The old-timey feel comes from kazoo, banjo.
The Wiyos – Sadie Green The Vamp of New Orleans
Five Harmaniacs “Sadie Green” 1926
https://www.youtube.com/watch?time_continue=13&v=BLHO39ZIre0
https://www.reddit.com/r/harmonica/comments/avnim6/anyone_willing_to_give_me_a_hand_figuring_out/