NEW YORK, NY - FEBRUARY 26: Singer Solange Knowles arrives to "Late Show with David Letterman" at Ed Sullivan Theater on February 26, 2013 in New York City. (Photo by Jeffrey Ufberg/WireImage)
NEW YORK, NY - FEBRUARY 26: Singer Solange Knowles arrives to "Late Show with David Letterman" at Ed Sullivan Theater on February 26, 2013 in New York City. (Photo by Jeffrey Ufberg/WireImage)