Tina Knowles shares message to granddaughter Rumi Carter following her latest performance on stage at Beyoncé's Cowboy Carter ...

Rumi Carter's grandmother, Tina Knowles, confirmed the 7-year-old has been taking notes from Blue on tour and revealed why.

Rumi is the youngest daughter of Beyoncé and Jay-Z, born on June 13, 2017, in Los Angeles alongside her twin brother, Sir.

Get to know Rumi Carter, Beyoncé's youngest daughter who is already a Billboard record-holder for youngest female artist to appear on the Hot 100.

When videos of Rumi Carter joyfully dancing on stage went viral, the internet turned her joy into a diagnosis.