If Beverly Littlestone knew what was good for her, she would steer clear of her sister Naomi, who's just got in touch after a five-year silence. Hasn't Beverly got enough to contend with - like her husband Melvin, invariably engaged in a lunatic scheme with 'failure' written all over it. Or her daughter Natalie, for whom PMT means Permanent Menstrual Tension.

If gut reactions had knees, Beverly's would be down on theirs, screaming at her not to allow her sister back into her life. But Naomi's plans are going to launch Beverly out of suburbia and into a whole new world...