• Reese Witherspoon/Ryan Phillippe: They did “Cruel Intentions,” but her Oscar may have been the cruelest cut for him.

• Tom Cruise/Nicole Kidman: “Days of Thunder,” “Far and Away”—how could they make it with movie titles like that?

• Elizabeth Taylor/Richard Burton: The most famous of them all. She was Cleopatra. He was Marc Antony. Their love was so snakebitten, they had to divorce twice.