Michelle Obama graces cover of Vogue... in clothes she chose for the shoot herself It's official: Michelle Obama is the first lady of American fashion, appearing on the cover of the March issue of Vogue. ...The only other First Lady ...was Hillary Clinton. Cover girl: Michelle Obama... Mrs Obama appears wearing a magenta silk sheath dress by Jason Wu that she herself chose for the shoot.... ...the eight-page feature...is devoted to Mrs. Obama's self-described role as 'mom in chief'.... 'I'm going to try to take them to school every morning, as much as I can,' she said. ...Mrs Obama hugs...