For the first time in its history, red carpet arrivals at The Metropolitan Museum of Art's renowned Costume Institute Benefit will be live streamed online Monday, May 7, from 6:30 -- 8:30 p.m., on the Vogue, Amazon.com/Fashion, and Metropolitan Museum websites. Hosted by Vogue's William Norwich and Elettra Wiedemann, the broadcast will include interviews with the gala co-chairs including Carey Mulligan, Miuccia Prada, and Anna Wintour as well as celebrities from the worlds of fashion, film, society, sports, art, business, and music. Special pre-taped segments will be shown on the history of the benefit and on this year's corresponding exhibition Schiaparelli and Prada: Impossible Conversations.