Pierce Brosnan and his wife, Keely Shay Smith, made their Met Gala debut on Monday, and they took in fashion's biggest night in style.Brosnan rocked a tailored Tom Ford suit and matching shades, while Smith looked glamorous in a black Monique Lhuillier gown.Shockingly, Monday marked the couple's first time attending the star-studded event and they expressed excitement at being included in the festivities, which this year celebrates the late fashion designer Karl Lagerfeld.«This is our first time. Our very first time,» Brosnan confirmed to ET's Rachel Smith.