Definitely. About the only one who can really get her embarrassed is Jayne, and it normally involves crude marks about her crush on Simon in front of Simon. She also falls victim to...well, it's more shame than embarrassment when it's pointed out that she's not worth much more than a screw in an engine room (ie: Shindig, when the Snob!Girls comment on her dress and how awful it is).
well hello not!Billy account :O