But, which of his main squeezes was a) hotter, and b) the better dancer?
Here is Ginger Rogers:

Ok, we all know Fred Astaire:
And here she is hoofing:
Fred's second babe was Cyd Charisse. Here she is:

And here she is hoofing:
My vote? Cyd, all the way- better looking, sexier, and better dancer.
Any questions?