Four men are thrown for a loop when the women in their lives read a book called Act Like A Lady, Think Like A Man. Kevin Hart, Gabrielle Union, Taraji P. Henson, and Regina Hall star in Think Like A Man. Now on Netflix. | Netflix

Steve Harvey frequently references the 90-day rule from his best selling book “Act Like a Lady, Think Like a Man,” but do you know how he came up with the life-changing relationship advice? Steve explains the story behind the rule that has helped countless women discover a man's true intentions! #SteveOnWatch #SOWSeason3 | STEVE on Watch