On a tranquil night, a train roared in from the distance. This train was pulling several circus carriages, one of which had its door open, inside slept a cute little elephant and his mother. Perhaps sleeping too soundly and deeply, the little elephant leaning against the door accidentally tumbled out, rolling down the hillside all the way into a household, eventually landing in the basket where Tom was sleeping. Hearing Tom's footsteps, the little elephant hid under the blanket, while Tom thought he was lying on a soft mattress. The little one was starving and couldn't help but extend his trunk to suck up the milk from a nearby plate. The strange noise woke Tom, and though he snatched the plate away, the milk still flew off on its own. Thinking this was another one of Jerry's tricks, he went to settle the score with Jerry, who was stealing milk in the kitchen. At the critical moment, the little elephant saved Jerry, and it also disguised itself as Jerry to play games with Tom...