I'm still struggling to pick one from the 1940's 'cause I've a few favourites. Dizzie Gillespie - Manteca, Leadbelly - Where Did You Sleep Last Night, T-Bone - Stormy Monday, Perry Como - Sweet Sixteen (my folks met at school 😍 ), The East German & Soviet national anthems (just to balance my Wagner post ), Robert Wilson - Road to the Isles, but here's Peggy Lee & Benny Goodman just so I can post this video...