19. Arnold Schwarzenegger and Maria Shriver (1986-2011)
Lesson: Nothing lasts forever
Actor and politician Arnold Schwarzenegger married journalist Maria Shriver in 1986, but Shriver moved out of their home in 2011. After their separation, it was revealed that Schwarzenegger fathered a son by one of their staff members fourteen years prior, something Shriver suspected. Though Shriver officially filed for divorce in 2011, the divorce is not finalized.
