Idina Menzel's little sis had a rough life growing up in her shadow
Sometimes it's hard to let it go. That's what Idina Menzel's younger sister learned while growing up in the shadow of the future "Frozen" star " the Anna to her Elsa. As Cara Mentzel writes in "Voice Lessons: A Sisters Story" (St. Martin's Press, out now), the three-years-older sibling she calls Dee (or Dina) was...