Aiti (Billy Crystal Billy Crystal) and his wife Danny (Bette Midler Bette Midler) have lived together for decades and have a daughter Alice (Bette Midler Bette Midler). Today, Alice has grown up, not only married, but also gave birth to three lovely and clever children. Alice and her husband were so busy that they had no choice but to turn to their parents for help. Aiti was very reluctant to her daughter's request, and it was an impossible task for him to take care of the three naughty boys. At the urging of Danny, Attie came to his daughter's house in half. With an ancient and conservative personality, he only knew how to educate his children with the educational methods of his time. But times have changed, the wrong education policy makes the gap between grandparents and grandchildren bigger and bigger, Aiti is full of bewilderment, but do not know what is wrong. Can Attie successfully complete the task assigned to him by his daughter?