Just a free-hand fullbody sketch to get out of animator's block.
If you've ever watched old Mickey Mouse cartoons and took a good look at Goofy's walk,
It's not just like this but it's the same concept.

The bones bend...the wrong way.... and it looks good.
Have a look.

Here's the original, 12fps:
http://www.fileize.com/view/05969e7e-014/

Next what I did was some framing at 24fps to work on a better sense of timing/spacing.
This first one here made the walk flow smoother at an increased pace:
http://www.fileize.com/view/355ea069-bf4/

And this one here gave it that extra bounce:
http://www.fileize.com/view/987156d4-97b/
CnC is welcome.

Now you try it.