...which was not particularly comfortable. So I cut them off at knee length, and stretched the jersey tight while I was sewing a zig zag along the edge, which resulted in:
Much better :) They're a child's size large...but that seems to work out just fine.
Also, I joined this site called My Sewing Circle, and it works a lot like Ravelry, except that it's more difficult to share patterns. Anyhow, if you're into sewing, it might be a good thing to look into!