Vivienne Jolie Drops Brad Pitt's Last Name

• Vivienne Jolie, aged 18, has legally dropped her father's last name, Brad Pitt.
• This makes Vivienne the fourth child of Angelina Jolie and Brad Pitt to change their last name.
• Vivienne filed her petition on July 20, shortly after her 18th birthday.
• The change follows similar actions by her siblings, Shiloh, Zahara, and Pax.