Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.
An 18-year-old actress in a popular children's show navigates her complex relationship with her narcissistic mother, who thrives on being "a starlet's mom."
