In the 2007 movie Because I Said So, Daphne celebrates her 60th birthday. Her approaching milestone becomes one of the reasons she focuses so intensely on controlling her youngest daughter Milly’s romantic life.
Daphne Wilder, played by Diane Keaton, is a divorced mother who raised three daughters. Her older daughters, Maggie and Mae, are married, while Milly remains single and repeatedly chooses unsuitable partners. Daphne worries that Milly will end up alone, as she believes she has, so she secretly places a personal advertisement to find a suitable man for her daughter.
The birthday is more than a party detail: it highlights Daphne’s anxiety about aging, loneliness, and the life she imagines Milly might inherit. Daphne’s meddling eventually creates a complicated love triangle involving the architect Jason and musician Johnny, while Daphne herself begins a late-life romance with Johnny’s father, Joe.
The film was released on February 2, 2007, and stars Diane Keaton, Mandy Moore, Lauren Graham, and Piper Perabo. Its central conflict is ultimately about a mother learning to let her adult daughter make her own choices.