NEW YORK, NY - MAY 13: Julia Roberts is interviewed after "The Late Show with David Letterman" at the Ed Sullivan Theater on May 13, 2015 in New York City. (Photo by Donna Ward/Getty Images)
NEW YORK, NY - MAY 13: Julia Roberts is interviewed after "The Late Show with David Letterman" at the Ed Sullivan Theater on May 13, 2015 in New York City. (Photo by Donna Ward/Getty Images)