Pa has just landed a new job, and it's put an unusual spring in his step. But a new job means a new house in a new part of town, and now the Peacheys are getting ready to move. Amidst the chaos, nobody seems to notice that Betty is struggling with this big change. Nobody, that is, except McTavish. Will the canny family dog be able to put a smile back on Betty's face? The fourth instalment of this critically acclaimed series brings a touching and witty take to one of life's most common anxieties.