In this first installment of "Mother Knows Best," "EXTRA" host Mario Lopez sat down with his mom, Elvia, to talk about how fame and money affect the parent-child dynamic. They were joined by "Heroes" star Hayden Panettierre's mom, Lesley Vogel; Grammy winner Alicia Keys' mom, Terria Joseph; and singer Brandy and her brother mini-mogul Ray-J's mom, Sonja Bates-Norwood. Take a look at what they had to say.

To hear more about what the moms have to say about their famous offspring, tune in to EXTRA Saturday at 3pm.

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