The Sycamore family lives a zany, fun-filled life, complete with unique personalities, interesting hobbies, and no real responsibilities. Practical Alice, the Sycamore's youngest daughter, has fallen in love and is engaged to strait-laced Tony Kirby. When the Kirbys come to dinner on the wrong night at the wrong time, things go haywire and the engagement is called off. Can love conquer all or, are these two families just too different to make it work?