Tina Knowles is opening up about her divorce from ex-husband Richard Lawson.. In her new memoir Matriarch, released last month, the 71-year-old superstar mom and author wrote about the moment she ...

Tina Knowles Reveals She Needed Skin Graft After Freak Cooking ... Tina also writes about hearing Beyoncé's shout-out to Uncle Johnny in her song "HEATED," her divorce from Richard Lawson and more.