The first Monday in May has come and gone, and it was another star-studded Met Gala . This year, the annual fundraiser for the Metropolitan Museum of Art's Costume Institute celebrated the theme "Costume Art." One of the most exciting aspects of the gala is seeing how repeat attendees keep improving their looks for the event year after year, and few stars have as interesting a track record with their Met Gala red-carpet looks as Kim Kardashian . From a floral gown at her first ball to her controversial ode to Marilyn Monroe, take a look at Kardashian's Met Gala looks, ranked from least to most iconic. Kardashian's blue evening gown for the 2014 Met Gala was lackluster compared to her other looks. Kim Kardashian at the 2014 Met Gala.…