Simon Steinberg and Blaire Scott are among the most respected couples in Hollywood. They have defied the Hollywood cliché and stayed together for decades. Their three children--teenage aspiring model Samantha, pre-med student Scott, and entertainment lawyer Allegra--are successful and happy. Allegra, as an attorney to the stars, has a career that consumes so much of her energy that she has little time for a private life--until a chance encounter with a New York writer turns her life upside down. Suddenly, she finds herself planning a wedding at her parents' Bel Air home.