Well, it turns out that she is a psycho in her personal life, as well as her professional life. Big surprise, right? In the second link, watch what Tim Gunn said about her. According to him, her behavior on Project Runway was worse than what viewers were shown.
http://www.shoppingblog.com/cgi-bin/sblog.pl?sblog=3180919
http://www.shoppingblog.com/cgi-bin/sblog.pl?sblog=3190920

http://www.shoppingblog.com/cgi-bin/sblog.pl?sblog=3180919
http://www.shoppingblog.com/cgi-bin/sblog.pl?sblog=3190920