At the Cannes Film Festival in May 2008 , Jolie confirmed that she was expecting twins . She gave birth to son Knox Léon and daughter Vivienne Marcheline on July 12 , 2008 in Nice , France . The rights for the first images of Knox and Vivienne were jointly sold to '' People '' and '' Hello ! '' for $ 14 million — the most expensive celebrity pictures ever taken . The couple donated the proceeds to the Jolie-Pitt Foundation
Cannes Film Festival
2008 Cannes Film Festival
Brad Pitt