Needless to say, Mortimer learns a valuable lesson about getting along with others when his grandmother pays him a fateful visit on Sunday. As he runs to give her a hug, she fends him off with an open umbrella, complaining that "...even though I do love you very much, I think that if I tried to hug you, I would surely faint". In the end, Mortimer relents and cleans himself up in order to give his beloved grandmother a hug.

Mortimer Mooner Stopped Taking a Bath is on its way to becoming a modern classic whose simple, rhythmical text and witty illustrations have won it a cherished place in primary schools and homes across North America.