Tina Fey,45, admits she was mistaken for prostitute in Monaco
http://www.dailymail.co.uk/tvshowbiz/article-3163971/Tina-Fey-admits-mistaken-prostitute-Monaco-reunites-SNL-alum-Jimmy-Fallon-Amy-Poehler.html

It is all about how you dress and act in public!!
Celebrities should ALWAYS have a two to three person SECURITY DETAIL when they go out in public nowadays!