Yes, these are old news by now, but must be noted for future reference:
Beyonce’s “Single Ladies”:
httpv://www.youtube.com/watch?v=8mVEGfH4s5g
If embedding is disabled, click here for link
And the Gwen Verdon/Bob Fosse/Walk It Out inspiration:
httpv://www.youtube.com/watch?v=KU3N5c2Kxnw
And the original:
httpv://www.youtube.com/watch?v=CUXRdqn8LOM
