halfway through she hits Astaire (who always reminds me of a stick insect) in the face with her gown, so they tried the take again, and again. They could never reach the perfection of the first take, so they kept that one.
im just watching the vid now scep ta he does look like a sly little runt scep and well ginge wow,hang on im typing to you “live” let me watch it bbl,no kisses just a firm manly handshake.