Beyoncé shared the stage with mom Tina Knowles during her Cowboy Carter Tour in Los Angeles on Thursday, May 1, praising Knowles' new memoir 'Matriarch'

Three generations shared the stage at Beyoncé's seond show in Los Angeles as she brought her mom, Tina Knowles, onstage to congratulate her on her book.

"Today is a big day because my mother, who worked so hard on her book, she has the number one book on the New York Times Best Seller list," Beyoncé told the audience, standing on