generationOn West Coast Block Party - Arrivals [Getty Images]

CENTURY CITY, CA - APRIL 18: (L-R) Actress Charlize Theron with her son, Jackson Theron, and actor Sean Penn attend the generationOn west coast block party at Fox Studio Lot on April 18, 2015 in Century City, California. (Photo by Imeh Akpanudosen/Getty Images)

Getty Images Entertainment Imeh Akpanudosen