Tina Knowles has spoken out about how rumors surrounding her daughter Beyoncé's pregnancy with Blue Ivy had a deep emotional impact. Knowles broke her silence on one of the most traumatic times of her life in her new memoir,

Tina Knowles loves being a grandmother to Beyoncé‘s three kids - but she's not so much a fan of how the world turned on her daughter when the superstar was first expecting. In an interview with People published Tuesday (April 22) - the same day the businesswoman's new memoir,

In her upcoming memoir, Tina Knowles opens up about the "horrendous" rumors that Beyoncé faked her pregnancy with Blue Ivy.