Madonna went for a rare demure look - and managed to get a plug for her album on her frock! This image appears in the gallery:MET Gala Ball 2015 In Pictures - All The Dresses From The Red Carpet 13. Madonna went for a rare demure look - and managed to get a plug for her album on her frock! Picture: PA 24 images See the full gallery: MET Gala Ball 2015 In Pictures - All The Dresses From The Red Carpet