In the movie "The Idea of You," Anne Hathaway plays a 39-year-old divorcee who falls in love with a 24-year-old boy band singer. The film is reminding lots of fans of the real life romance between actress Olivia Wilde and pop star Harry Styles. A new movie starring 56-year-old Nicole Kidman continues the same theme. In "A Family Affair," Kidman plays a single mom who���s dating her daughter’s boss, portrayed by 36-year-old Zac Efron.