At the ninth annual Love Rocks NYC benefit concert, the singer took time to pose with her onscreen granddaughter.

Cher. The iconic singer ... You'll be able to sing.'" Related: Christine Baranski teases that she knows Mamma Mia 3 plot details: 'Some fabulous Greek or Croatian island' Producer and protector ...

Producer Judy Craymer has been teasing a third big screen installment of Mamma Mia!. In a recent interview ... Will the film involve Cher? "I think they all have to be back. We haven't finished ...