Lauren Sánchez is taking a pounding online after her heavily hyped Met Gala appearance sparked a wave of mockery, Wonderwall.com can report. The 56-year-old philanthropist - who along with her husband, Amazon founder Jeff Bezos, 62, served as one of the event's primary donors and honorary chairs - walked the Metropolitan Museum of Art's famed red carpet alone on May 4, immediately putting her fashion choice under an unforgiving microscope. She stepped out in a dark navy Schiaparelli gown featuring a dramatic neckline, a tightly cinched waist and jeweled pearl straps draped off her shoulders.