Tina Knowles released her new memoir "Matriarch" April 22, and these interesting moments and revelations have fans talking.

Tina Knowles, the mogul and mother of musicians Beyoncé and Solange, may have a calendar peppered with glamorous engagements and to-dos, but there’s one routine appointment she wishes she hadn’t missed: A mammogram.

Tina Knowles is opening up about her private battle with breast cancer, and the way daughters Beyoncé and Solange helped her through a difficult time: 'My girls became my team.'