Marriage on the Rocks

Marriage on the Rocks is a 1965 comedy film starring Frank Sinatra, Deborah Kerr, and Dean Martin about a businessmans wife who ends up divorced by mistake and then married to his best friend by an even bigger mistake. The film was written by Cy Howard and directed by Jack Donohue.

After nineteen years of marriage, Dan Edwards wife Val is exasperated with his lack of attention to her and the amount of attention he pays to a Los Angeles advertising agency that he runs with his friend, Ernie Brewer, a laidback secondincommand.Once an exciting man, Dan has become a bore to Valerie, as well as to their two children and to her feisty mother who lives with them. By contrast, they all look up to the exciting, swinging bachelor Uncle Ernie, who is always there to give advice to Val and the kids. ........

Source: Wikipedia