Jesse McCartney attends "The Model as Muse: Embodying Fashion" Costume Institute Gala at The Metropolitan Museum of Art on May 4, 2009 in New York City. "The Model as Muse: Embodying Fashion" Costume Institute Gala at The Metropolitan Museum of Art - Arrivals Pictures by: Larry Busacca for Getty Images Entertainment Kevin Mazur for Wireimage Dimitrios Kambouris for FilmMagic Source: www.wireimage.com http www.filmmagic.com