Lady Gaga Met Gala Performance: Bono Walks Out

Lady Gaga Does The Diva Routine At Met Gala: Or was it stage fright? Laday Gaga has balls - figuratively anyways. Picture this, the Costume Institute's Gala at Metropolitan Museum of Art in New York city, Vogue's editor's Anna Wintour's annual event, the co-host Oprah...