Lights, camera, crimp! Fresh on her plastic tracks from globe-trotting the world for the "Barbie " promotional roll-out, Margot Robbie arrived at the Mexico City premiere on Friday with a retro-chic look. [readmore label="READ MORE: " link="https://etcanada.com/news/1003979/barbie-director-greta-gerwig-explains-why-she-chose-not-to-use-cgi-on-margot-robbies-feet/" text="‘Barbie’ Director Greta Gerwig Explains Why She Chose Not To Use CGI On Margot Robbie’s Feet" /] [caption…