Henry Willows is a middle-aged divorcee contentedly living alone. Feathers really fly as his orderly life is disrupted when his teenage son Matthew, whom he has not seen for seven years, appears out of the blue, intending to stay. While Henry has never quite seen himself as the typical loving parent, he reluctantly agrees to give the arrangement a try. The differences in age and temperament between father and son produce hilarious situations as they attempt to adjust to life together. Matthew is a typical teenager who likes rock music, girls, telling lies and drinking his father's whiskey. From the moment he moves in, life for poor Henry will never be the same.
Henry and Matthew's search for a new cleaning lady is undermined by their disagreements about employee qualifications.
Henry's brother decides to pay a rare visit to the Willows household. Matthew is impressed with young, single, successful Uncle Edward, but Henry has difficulty expressing brotherly love.
Matthew goes ghost hunting in the spare room. Henry is skeptical and refuses to believe Matthew's claim that there is life on the other side, until Matthew takes him to an abandoned railway station which is supposedly haunted.
Why is Matthew tingling in the morning? Henry gives him the benefit of his experience with women and love, but, not surprisingly, the advice doesn't really help. Father and son quickly discover that the path of true love runs anything but smoothly.
Henry becomes paranoid about security and joins the neighbourhood watch.
A visit to an optician and an ear surgeon make Henry feel his age. Matthew decides he ought to do more for old people so he adopts Shady Gray and gives him food and shelter, but is Shady all he seems?
Matthew seems doomed to fail his exams until his pal comes up with a crafty scheme. But who is more worried about these exams, Matthew or Henry?
There's a full menu of seasonal fare in store for this special Christmas edition. Henry is planning an intimate Yuletide break for two with his girlfriend Cynthia at a posh hotel. But his children arrive expecting Christmas to be a real family affair.