Timothée Chalamet's mom isn't surprised her kids have talent. She's more of a cheerleader than a 'momager.'

Sthanlee B. Mirador/Sipa USA

• Nicole Flender knew her son, Thimothée Chalamet, was going to be a success from early on.
• Flender is also mom to Pauline Chalamet, an actor and director who recently made her a grandma.
• She says Hollywood hasn't changed her incredibly famous son.

She knew he was going to be a star before everyone else.

She knew it long before her then-teen son ambled onto the stage of the 1,150-seat auditorium at New York's LaGuardia High...