When people in Littlehampton--including conservative local, Edith--begin receiving letters full of hilarious profanities, the rowdy, Irish migrant, Rose, is charged with the crime. Suspecting that something is amiss, the town's women investigate.
A chaotic battle ensues between Jerry Mouse, who has taken refuge in the Royal Gate Hotel, and Tom Cat, who is hired to drive him away before the day of a big wedding arrives.