In something's got to give Amanda peet fell for the much older jack nicholson and what much younger man fell her mother Diane Keaton?

In "Something's Gotta Give," Amanda Peet's character, Erica, falls for the much older Harry Sanborn, played by Jack Nicholson. Meanwhile, her mother, played by Diane Keaton, develops a romantic interest in the younger character, Julian, portrayed by Keanu Reeves. The film explores the dynamics of love across different age groups and the complexities of relationships.