, Sammich 2MB.gif
Way ahead of you on that, (pic related).
>you're using twice as many frames as necessary
Nope. Perhaps you refer to the standard animation frame rate of around half normal film speed. Well that wouldn't apply to animation mixed with live action now would it? Even then it wasn't handed down from Mount Sinai.
He also speaks rapidly in these because he's blurting it out before she turns around, as well as that's kinda just the way he talks. Not to mention I'm restricted into fitting everything around her predetermined actions.
You sure can't mean the top one because it doesn't even have a fixed frame rate, nor is a three-frame walk cycle overdoing it by any stretch of the imagination. So nope.