lady dances the blues

So go here and check out some badass solo sister action. When I say ‘solo jazz’, that’s what I’m talking about. The splits stuff and the girl in white doing the tremors could be slotted into the ‘eccentric dance’ category – sort of ‘stunt dancing’.
Here’s the descriptor from the page:

Dancing outtake from Hollywood Rhythm Vol. 1: The Best of Jazz and Blues – Released 2001
Section: A Bundle of Blues (excerpt taken from approx. 7 min into the section to the end)
Stars: Duke Ellington, Ivie Anderson, Florence Hill, Bessie Dudley, Duke Ellington Orchestra
Plot Outline Duke Ellington and his orchestra play two jazz compositions plus ‘Stormy Weather’ (sung by Ivy Anderson).

Here are some stills to whet your appetite: