Father and mother await their son for dinner. Son is busy with his companions, fighting over a pie. The pie lands in a policeman's face, and son beats it home. Now son loves blackberry jam and so does father. Father is sparing with his son, but generous with himself. Naturally the son resents; and that starts the trouble. Mother, meanwhile, is having her troubles in the kitchen with the cook and the steak. The steak catches fire and mother calls for help. Father runs out to assist. Billy goes for the jam. When father returns the jam is gone and so is Billy. Billy retires to the back yard to flirt with the little lady across the way. Later, he makes a raid on the cupboard, while father sleeps, to get jam with which to satisfy his lady-love. During his absence a rival arrives; Billy and the rival, George, decide to fight it out. And while the lads fight, the girl makes off to share her jam with another boy. The two fighters discover her cruel deception and shake hands in their sorrow. ...
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