Famous Titanic hero Leonardo DiCaprio is grieving the death of his beloved maternal grandmother, Helene Indenbirken, as mentioned by PEOPLE. ?Leonardo was very close to his grandmother. He often took Indenbirken with him to his premieres and on to his movie sets, once told Vanity Fair, "She is literally gangsta, and I mean that with an 'a.' She will tell people exactly what she thinks to their face and look them in the eye."
