Bernadette Birk, "died of lung cancer." The post featured a carousel of images of Birk, who was also called Bonnie, from over the years. Birk posed alone in some photos, but Frankel was with her ...

Related: Bethenny Frankel Announces Death of Her Mother Bernadette Birk: 'I Have Beautiful Memories ... 🎂 🎁” The post ...