If Barbie, the famed Mattel icon, advocates for being whatever you want, her IRL alter ego, Margot Robbie, champions wearing whatever the hell you want, especially if that means dressing spicily.

Hector Vivas/Getty Images Born in Australia, Margot Robbie is the third of four siblings raised by a single mother. She got her start in an Australian soap opera and has been in almost perpetual ...