Originally Posted by AndrewD
Win all 4 majors in the one calendar year.
If she's as good as you say she is then it shouldn't be hard at all - especially given the quality of her opposition. If she can't do that (again, given the quality of opposition), she's a wasted talent.
Actually if she does it twice and is almost unbeatable like Navratilova was for a few years that would help a lot.