Mr Tanner the farmer pollutes his farm and mistreats his animals, leading them to stage a rebellion. They build an intergalactic space rocket to take them up into the clean, clear skies, far away from those who are polluting the planet. First a chicken, then a clever rabbit, and lastly a calm sheep, are chosen for test flights. But each time something goes wrong and the rocket returns to Earth. The animals don't know what to do. But then Farmer Tanner...