The word legend is sometimes applied a little to easily. But in fashion terms, Zandra Rhodes is most definitely a  total legend. The flamboyant designer dressed the beautiful and famous of the 1970s and 1980s, from supermodels like Pat Cleveland, to Princess Diana, who looked beautiful in a white Zandra Rhodes gown that was later sold in the famous 1997 auction. Today, in the time of our fashion obsession with all things 1970s, she is as relevant as ever, with fashionistas falling over themselves in order to acquire pieces of vintage Zandra Rhodes. Nicole Richie is a huge fan, who is often photographed in vintage pieces, looking amazing in boho…