Can Yvonne knock Serena out in an hard match like these?:
http://www.youtube.com/watch?v=PLdlrXgrD3A&feature=related
http://www.youtube.com/watch?v=lE61OUHEO0w
Or i Serena just too strong for her?
It would be a good battle in any case. But if Serena threaten Chuck than there is no hope for her. She would be lucky if Sarah wasn't angry enough to kill her. lol.