Hollywood star couple Angelina Jolie and Brad Pitt's youngest daughter, Vivienne, is said to be earning USD 3,000-a-week on her first acting job. The little one stars opposite her mother in Disney film "Maleficent", reported TMZ Online. The four-year-old, who has a twin brother, Knox, is being given USD 60-a-day in expenses. As well as Vivienne - who will play a younger version of Elle Fanning's character Princess Aurora in the live-action film - her siblings Pax, nine, and eight-year-old Zahara have also won roles. The couple's other daughter Shiloh previously appeared alongside her father in acclaimed 2008 movie "The Curious Case of Benjamin Button".