Rihanna Makes MET Ball Debut – 25 Career-Defining Moments

Over the years, Rihanna’s style has evolved – so much so that she ended up with an invite to one of the premiere fashion events of the year: The MET Ball in New York City. Making her first appearance in May 2007, RiRi wore a floor-length, flowy white gown. She later takes more risks with her fashion choices – showing more curves and sometimes even more skin.