United Kingdom, March 8 -- Tina Knowles doesn't want her granddaughter to go into show business.

The 71-year-old businesswoman is the mother of global superstar Beyonce - who has Blue Ivy as well as seven-year-old twins Rumi and Sir with rapper Jay-Z - and while her eldest granddaughter has started to carve out a career in entertainment, she is not so keen on the idea of her youngest doing the same.

When asked about the idea of Rumi following in Beyonce's footsteps, she told E! News: "Oh, I'm so proud of Rumi. All of my grandchildren, all of them are amazing. But I doubt it. I hope not! I hope she chooses to do something else!"

Tina then revealed that when it comes to her grandson, he has an "affinity for books" and their favourite sto...